Samsung security patch: March 2026

Updated

SMR Mar-2026 fixes 65 vulnerabilities, 8 of them critical. Android Security Bulletin: 59, Samsung-specific issues (SVE): 6. A Galaxy firmware with the security patch level 2026-03-01 or later includes all of these fixes.

By the Samsung update data we track, 164 Galaxy models have received builds with this patch level so far. The first one was SM-F7410 (Samsung Galaxy Z Flip6) on 2026-03-23.

First build
2026-03-23
10 models
2026-03-23 +0 days
50 models
2026-03-26 +3 days
100 models
2026-03-30 +7 days
Models so far
164

Actively exploited: 1

Google's Android Security Bulletin for March 2026 notes that this vulnerability may be under limited, targeted exploitation: CVE-2026-21385.

A firmware with the security patch level 2026-03-01 or later has the fixes Samsung applies from that bulletin. Update as soon as the build reaches your model.

Vulnerabilities fixed in SMR Mar-2026

SourcecriticalhighmoderatelowTotal
Android Security Bulletin (Google)8510059
Samsung-specific (SVE)02406
All sources8534065

Samsung-specific fixes (6 disclosed)

  • highSVE-2025-1906 / CVE-2026-20988
    Improper verification of intent by broadcast receiver in Settings prior to SMR Mar-2026 Release 1 allows local attacker to launch arbitrary activity with Settings privilege. User interaction is required for triggering this vulnerability.
    Affected: Android 16
  • highSVE-2025-2310 / CVE-2026-20990
    Improper export of android application components in Secure Folder prior to SMR Mar-2026 Release 1 allows local attackers to launch arbitrary activity with Secure Folder privilege.
    Affected: Android 14, 15, 16
  • moderateSVE-2025-1926 / CVE-2026-20989
    Improper verification of cryptographic signature in Font Settings prior to SMR Mar-2026 Release 1 allows physical attackers to use custom font.
    Affected: Android 16
  • moderateSVE-2025-2520 / CVE-2026-20991
    Improper privilege management in ThemeManager prior to SMR Mar-2026 Release 1 allows local privileged attackers to reuse trial contents.
    Affected: Android 14, 15, 16
  • moderateSVE-2025-2847 / CVE-2026-20992
    Improper authorization in Settings prior to SMR Mar-2026 Release 1 allows local attacker to disable configuring the background data usage of application.
    Affected: Android 13, 14, 15, 16
  • moderateSVE-2026-0023 / CVE-2026-21023
    Insufficient verification of data authenticity in PackageManagerService prior to SMR Mar-2026 Release 1 allows local attackers to modify the installation restriction of specific application.
    Affected: Android 14, 15, 16

Galaxy models with the March 2026 patch

Earliest release first. Dates are the first region release from Samsung's update documentation. Regions: CSC regions with this patch / all regions the model has builds for. Update tier: how often Samsung promises security updates for the model (EE: Enterprise Edition).

Galaxy S (66)

ModelDeviceUpdate tierRegionsFirst releaseBuilds
SM-S731BSamsung Galaxy S25 FE89 / 892026-03-23S731BXXS5AZBB
SM-S731USamsung Galaxy S25 FE10 / 112026-03-23S731USQS5AZBB
SM-S731U1Samsung Galaxy S25 FE19 / 212026-03-24S731U1UES5AZBB
SM-S931BSamsung Galaxy S25101 / 1012026-03-24S931BXXS8BZC1
SM-S931USamsung Galaxy S2511 / 122026-03-24S931USQS8BZBB
SM-S936BSamsung Galaxy S25+101 / 1012026-03-24S936BXXS8BZC1
SM-S936USamsung Galaxy S25+10 / 112026-03-24S936USQS8BZBB
SM-S937BSamsung Galaxy S25 Edge31 / 312026-03-24S937BXXS6BZC1
SM-S937USamsung Galaxy S25 Edge7 / 82026-03-24S937USQS5BZBB
SM-S938BSamsung Galaxy S25 Ultra102 / 1022026-03-24S938BXXS8BZC1
SM-S938USamsung Galaxy S25 Ultra10 / 112026-03-24S938USQS8BZBB
SM-S9310Samsung Galaxy S252 / 32026-03-25S9310ZHS9BZC1
SM-S931U1Samsung Galaxy S2519 / 212026-03-25S931U1UES8BZBB
SM-S9360Samsung Galaxy S25+2 / 32026-03-25S9360ZHS9BZC1
SM-S936U1Samsung Galaxy S25+19 / 212026-03-25S936U1UES8BZBB
SM-S9370Samsung Galaxy S25 Edge2 / 32026-03-25S9370ZHS6BZC1
SM-S937U1Samsung Galaxy S25 Edge19 / 192026-03-25S937U1UES5BZBB
SM-S9380Samsung Galaxy S25 Ultra2 / 32026-03-25S9380ZHS9BZC1
SM-S938U1Samsung Galaxy S25 Ultra19 / 212026-03-25S938U1UES8BZBB
SM-S721BSamsung Galaxy S24 FE103 / 1032026-03-26S721BXXSACZC1
SM-S721USamsung Galaxy S24 FE8 / 92026-03-26S721USQSACZC1, S721USQSACZC2
SM-S921BSamsung Galaxy S24104 / 1042026-03-26S921BXXUDCZC2
SM-S921USamsung Galaxy S2411 / 112026-03-26S921USQS5CZC1
SM-S926BSamsung Galaxy S24+104 / 1052026-03-26S926BXXUDCZC2
SM-S926USamsung Galaxy S24+10 / 102026-03-26S926USQS5CZC1
SM-S928BSamsung Galaxy S24 Ultra105 / 1052026-03-26S928BXXS5CZC1
SM-S928USamsung Galaxy S24 Ultra10 / 102026-03-26S928USQS5CZC1
SM-S931WSamsung Galaxy S2517 / 172026-03-27S931WVLS8BZBB
SM-S936WSamsung Galaxy S25+17 / 172026-03-27S936WVLS8BZBB
SM-S937WSamsung Galaxy S25 Edge15 / 152026-03-27S937WVLS5BZBB
SM-S938WSamsung Galaxy S25 Ultra17 / 172026-03-27S938WVLS8BZBB
SM-S7210Samsung Galaxy S24 FE2 / 22026-03-30S7210ZHSACZC1
SM-S911BSamsung Galaxy S23104 / 1092026-03-30S911BXXS9EZC1
SM-S916BSamsung Galaxy S23+103 / 1102026-03-30S916BXXS9EZC1
SM-S918BSamsung Galaxy S23 Ultra102 / 1102026-03-30S918BXXS9EZC1
SM-S9210Samsung Galaxy S242 / 32026-03-30S9210ZHS5CZC1
SM-S921ESamsung Galaxy S241 / 12026-03-30S921EXXS2BZC2
SM-S921U1Samsung Galaxy S2419 / 212026-03-30S921U1UES5CZC1
SM-S9260Samsung Galaxy S24+2 / 32026-03-30S9260ZHS5CZC1
SM-S926U1Samsung Galaxy S24+19 / 212026-03-30S926U1UES5CZC1
SM-S9280Samsung Galaxy S24 Ultra2 / 32026-03-30S9280ZHS5CZC1
SM-S928U1Samsung Galaxy S24 Ultra19 / 212026-03-30S928U1UES5CZC1
SM-S7110Samsung Galaxy S23 FE2 / 32026-03-31S7110ZHS7FZC1
SM-S711BSamsung Galaxy S23 FE102 / 1042026-03-31S711BXXSEFZC1
SM-S711USamsung Galaxy S23 FE6 / 82026-03-31S711USQS7EZC1
SM-S721U1Samsung Galaxy S24 FE21 / 212026-03-31S721U1UESACZC1
SM-S9110Samsung Galaxy S232 / 32026-03-31S9110ZHS7EZC1
SM-S9160Samsung Galaxy S23+2 / 32026-03-31S9160ZHS7EZC1
SM-S9180Samsung Galaxy S23 Ultra2 / 32026-03-31S9180ZHS7EZC1
SM-S711U1Samsung Galaxy S23 FE20 / 202026-04-01S711U1UES7EZC1
SM-S711WSamsung Galaxy S23 FE17 / 172026-04-03S711WVLS7EZC1
SM-S721WSamsung Galaxy S24 FE17 / 172026-04-03S721WVLSACZC1
SM-S731WSamsung Galaxy S25 FE17 / 172026-04-03S731WVLS5AZBB
SM-S921WSamsung Galaxy S2417 / 172026-04-03S921WVLS5CZC1
SM-S926WSamsung Galaxy S24+17 / 172026-04-03S926WVLS5CZC1
SM-S928WSamsung Galaxy S24 Ultra17 / 172026-04-03S928WVLS5CZC1
SM-S911USamsung Galaxy S238 / 102026-04-06S911USQS7EZC1
SM-S911U1Samsung Galaxy S2318 / 212026-04-06S911U1UES7EZC1
SM-S916USamsung Galaxy S23+8 / 102026-04-06S916USQS7EZC1
SM-S916U1Samsung Galaxy S23+18 / 212026-04-06S916U1UES7EZC1
SM-S918USamsung Galaxy S23 Ultra8 / 102026-04-06S918USQS7EZC1
SM-S918U1Samsung Galaxy S23 Ultra18 / 212026-04-06S918U1UES7EZC1
SM-S911WSamsung Galaxy S2317 / 182026-04-10S911WVLS7EZC1
SM-S916WSamsung Galaxy S23+17 / 182026-04-10S916WVLS7EZC1
SM-S918WSamsung Galaxy S23 Ultra17 / 182026-04-10S918WVLS7EZC1
SCG30Galaxy S24 FE1 / 22026-04-15SCG30KDS1CZC1

Galaxy A (37)

ModelDeviceUpdate tierRegionsFirst releaseBuilds
SM-A366USamsung Galaxy A36 5G11 / 112026-03-26A366USQS6BZC2
SM-A366BSamsung Galaxy A36 5G46 / 462026-03-30A366BXXS8BZC2
SM-A366ESamsung Galaxy A36 5G52 / 522026-03-30A366EXXS8BZC2, A366EXXS8BZC3
SM-A366U1Samsung Galaxy A36 5G21 / 212026-03-30A366U1UES6BZC2
SM-A5360Samsung Galaxy A53 5G2 / 32026-03-30A5360ZHSKGZC1
SM-A536BSamsung Galaxy A53 5G21 / 212026-03-30A536BXXSKGZC1
SM-A536ESamsung Galaxy A53 5G80 / 952026-03-30A536EXXSKGZC1
SM-A536USamsung Galaxy A53 5G9 / 102026-03-30A536USQSKGZC1
SM-A5460Samsung Galaxy A54 5G2 / 32026-03-30A5460ZHSIEZC3
SM-A546BSamsung Galaxy A54 5G20 / 232026-03-30A546BXXSIEZC3
SM-A546ESamsung Galaxy A54 5G85 / 902026-03-30A546EXXSIEZC3, A546EXXSIEZC4
SM-A546USamsung Galaxy A54 5G7 / 92026-03-30A546USQSIEZC3
SM-A5560Samsung Galaxy A55 5G2 / 32026-03-30A5560ZHSDCZC4
SM-A556ESamsung Galaxy A55 5G90 / 902026-03-30A556EXXSDCZC4
SM-A5660Samsung Galaxy A56 5G2 / 32026-03-30A5660ZHS9BZC5
SM-A566BSamsung Galaxy A56 5G47 / 472026-03-30A566BXXS9BZC5, A566BXXU9BZC4
SM-A566ESamsung Galaxy A56 5G52 / 522026-03-30A566EXXS9BZC4, A566EXXS9BZC6
SM-S366VSamsung Galaxy A36 5G2 / 22026-03-30S366VUDS6BZC2
SM-S536DLSamsung Galaxy A53 5G5 / 52026-03-30S536DLUDSKGZC1
SM-S546VLSamsung Galaxy A54 5G2 / 22026-03-30S546VLUDSJEZC3
SM-A536U1Samsung Galaxy A53 5G19 / 192026-03-31A536U1UESKGZC1
SM-A546U1Samsung Galaxy A54 5G18 / 182026-03-31A546U1UESIEZC3
SM-A546VSamsung Galaxy A54 5G2 / 22026-03-31A546VSQSIEZC3
SM-A556BSamsung Galaxy A55 5G17 / 172026-03-31A556BXXSDCZC4
SM-A566U1Samsung Galaxy A56 5G16 / 162026-03-31A566U1UES6BZC4
SM-A3660Samsung Galaxy A36 5G2 / 22026-04-02A3660ZHS6BZC2
SM-A065FSamsung Galaxy A0638 / 382026-04-06A065FXXSBCZC9, A065FXXUBCZD2
SM-A066MSamsung Galaxy A06 5G18 / 192026-04-07A066MUBS6BZC2
SM-A055FSamsung Galaxy A0539 / 392026-04-09A055FXXSFDZD1
SM-A065MSamsung Galaxy A0645 / 452026-04-09A065MUBSBCZC9, A065MUBUBCZD2
SM-A055MSamsung Galaxy A0542 / 462026-04-14A055MUBSHDZD1
SM-A366WSamsung Galaxy A36 5G12 / 122026-04-17A366WVLS6BZC2
SM-A175FSamsung Galaxy A1777 / 782026-04-20A175FXXS5BZD2
SM-A165FSamsung Galaxy A1651 / 512026-04-23A165FXXS9CZCA, A165FXXS9CZCB
SM-A165MSamsung Galaxy A1630 / 302026-04-23A165MUBS9CZCA
SM-A166MSamsung Galaxy A16 5G10 / 372026-04-23A166MUBS8CZDC
SM-A166U1Samsung Galaxy A16 5G2 / 212026-04-23A166U1UES6CZDC

Galaxy Z (46)

ModelDeviceUpdate tierRegionsFirst releaseBuilds
SM-F7410Samsung Galaxy Z Flip62 / 32026-03-23F7410ZSS3CZC1
SM-F741USamsung Galaxy Z Flip67 / 72026-03-23F741USQS3CZC1
SM-F741U1Samsung Galaxy Z Flip621 / 212026-03-23F741U1UES3CZC1
SM-F761BSamsung Galaxy Z Flip7 FE78 / 802026-03-23F761BXXS8AZC2
SM-F761USamsung Galaxy Z Flip7 FE3 / 32026-03-23F761USQS8AZC1
SM-F761U1Samsung Galaxy Z Flip7 FE19 / 212026-03-23F761U1UES8AZC1
SM-F7660Samsung Galaxy Z Flip72 / 32026-03-23F7660ZSS8AZC3
SM-F766BSamsung Galaxy Z Flip783 / 832026-03-23F766BXXS8AZC3, F766BXXS8AZC4
SM-F766USamsung Galaxy Z Flip76 / 72026-03-23F766USQS8AZC3
SM-F766U1Samsung Galaxy Z Flip721 / 212026-03-23F766U1UES8AZC3
SM-F9560Samsung Galaxy Z Fold62 / 32026-03-23F9560ZSS3CZC1
SM-F956USamsung Galaxy Z Fold67 / 72026-03-23F956USQS3CZC1
SM-F956U1Samsung Galaxy Z Fold621 / 212026-03-23F956U1UES3CZC1
SM-F9660Samsung Galaxy Z Fold72 / 32026-03-23F9660ZSS8AZC1
SM-F966BSamsung Galaxy Z Fold782 / 822026-03-23F966BXXS8AZC2
SM-F966USamsung Galaxy Z Fold76 / 72026-03-23F966USQS8AZC1
SM-F966U1Samsung Galaxy Z Fold721 / 212026-03-23F966U1UES8AZC1
SM-F968BSamsung Galaxy Z TriFold3 / 32026-03-23F968BXXS3AZC2
SM-F968U1Samsung Galaxy Z TriFold19 / 192026-03-23F968U1UES2AZC1
SM-F741BSamsung Galaxy Z Flip683 / 832026-03-24F741BOPS3CZC1, F741BXXS3CZC1
SM-F956BSamsung Galaxy Z Fold681 / 812026-03-24F956BXXS3CZC1
SM-F741WSamsung Galaxy Z Flip617 / 172026-03-27F741WVLS3CZC1
SM-F766WSamsung Galaxy Z Flip717 / 172026-03-27F766WVLS8AZC3
SM-F956WSamsung Galaxy Z Fold617 / 172026-03-27F956WVLS3CZC1
SM-F966WSamsung Galaxy Z Fold717 / 172026-03-27F966WVLS8AZC1
SM-F7210Samsung Galaxy Z Flip42 / 32026-03-30F7210ZSS9IZC1
SM-F721BSamsung Galaxy Z Flip458 / 932026-03-30F721BXXSBIZC1, F721BXXSBIZC2
SM-F721USamsung Galaxy Z Flip48 / 102026-03-30F721USQS9IZC1
SM-F7310Samsung Galaxy Z Flip52 / 32026-03-30F7310ZSS8FZC1
SM-F731BSamsung Galaxy Z Flip5101 / 1032026-03-30F731BXXS6FZC2
SM-F731USamsung Galaxy Z Flip56 / 72026-03-30F731USQS7FZC1
SM-F9360Samsung Galaxy Z Fold42 / 32026-03-30F9360ZSS9IZC1
SM-F936BSamsung Galaxy Z Fold490 / 922026-03-30F936BXXSBIZC1, F936BXXSBIZC2
SM-F936USamsung Galaxy Z Fold45 / 62026-03-30F936USQS9IZC1
SM-F9460Samsung Galaxy Z Fold52 / 32026-03-30F9460ZSS8FZC1
SM-F946BSamsung Galaxy Z Fold599 / 1002026-03-30F946BXXS6FZC2
SM-F946USamsung Galaxy Z Fold56 / 72026-03-30F946USQS7FZC1
SM-F721U1Samsung Galaxy Z Flip413 / 192026-03-31F721U1UES9IZC1
SM-F731U1Samsung Galaxy Z Flip520 / 202026-03-31F731U1UES7FZC1
SM-F936U1Samsung Galaxy Z Fold419 / 192026-03-31F936U1UES9IZC1
SM-F946U1Samsung Galaxy Z Fold520 / 202026-03-31F946U1UES7FZC1
SM-F731WSamsung Galaxy Z Flip517 / 172026-04-03F731WVLS7FZC1
SM-F946WSamsung Galaxy Z Fold517 / 172026-04-03F946WVLS7FZC1
SCG29Galaxy Z Flip61 / 22026-04-08SCG29KDS1CZC1
SM-F721WSamsung Galaxy Z Flip417 / 182026-04-10F721WVLS9IZC1
SM-F936WSamsung Galaxy Z Fold417 / 182026-04-10F936WVLS9IZC1

Galaxy Tab (6)

ModelDeviceUpdate tierRegionsFirst releaseBuilds
SM-X350Samsung Galaxy Tab Active5 Pro5 / 72026-03-24X350XXS6BZC2, X350XXS6BZC3
SM-X356BSamsung Galaxy Tab Active5 Pro 5G26 / 272026-03-24X356BXXS6BZC2, X356BXXS6BZC3
SM-X526BSamsung Galaxy Tab S10 FE 5G1 / 472026-03-24X526BXXS7BZC3
SM-X358USamsung Galaxy Tab Active5 Pro 5G11 / 112026-03-26X358UUES6BZC2, X358UVLS6BZC2
SM-X135GSamsung Galaxy Tab A11 LTE1 / 392026-04-07X135GDXS4BZC6
SM-X828USamsung Galaxy Tab S10+ 5G5 / 52026-05-22X828USQS7CZD8

Other Galaxy (9)

ModelDeviceUpdate tierRegionsFirst releaseBuilds
SM-G766BSamsung Galaxy XCover7 Pro23 / 232026-03-23G766BXXS6BZC1
SM-G766USamsung Galaxy XCover7 Pro3 / 32026-03-25G766USQS6BZC1
SM-G556BSamsung Galaxy XCover732 / 322026-03-26G556BXXSEDZC2
SM-G736BSamsung Galaxy XCover6 Pro23 / 232026-03-26G736BXXSBGZC1
SM-G766U1Samsung Galaxy XCover7 Pro17 / 172026-03-27G766U1UES6BZC1
SM-G736USamsung Galaxy XCover6 Pro2 / 32026-03-31G736USQSDGZC2
SM-G736U1Samsung Galaxy XCover6 Pro18 / 182026-03-31G736U1UESBGZC2
SM-G736WSamsung Galaxy XCover6 Pro12 / 122026-04-03G736WVLSCGZC2
SM-G766WSamsung Galaxy XCover7 Pro10 / 102026-04-03G766WVLS6BZC1

FAQ

What does the Samsung March 2026 security patch fix?

SMR Mar-2026 fixes 65 vulnerabilities, 8 of them critical. Android Security Bulletin: 59, Samsung-specific issues (SVE): 6.

Which Samsung Galaxy phones got the March 2026 security patch?

164 Galaxy models have received firmware with the March 2026 security patch level so far. The first ones: Samsung Galaxy Z Flip6 (SM-F7410), Samsung Galaxy Z Flip6 (SM-F741U), Samsung Galaxy Z Flip6 (SM-F741U1), Samsung Galaxy Z Flip7 FE (SM-F761B), Samsung Galaxy Z Flip7 FE (SM-F761U).

How fast does the March 2026 security patch roll out?

The first build with this patch level came out on 2026-03-23. 7 days later, on 2026-03-30, 100 Galaxy models had it.

Does the March 2026 security patch fix actively exploited vulnerabilities?

Yes. Google's Android Security Bulletin for March 2026 notes that CVE-2026-21385 may be under limited, targeted exploitation.

How do I check the security patch level of my Galaxy phone?

Open Settings, then About phone, then Software information and look at Android security patch level. A date of 2026-03-01 or later means the phone has every fix of SMR Mar-2026.

Some Samsung-specific items are not disclosed by Samsung and are not listed.