CVE-2026-3909
Out of bounds write in Skia in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)
02 Description
Out of bounds write in Skia in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to perform out of bounds memory access via a crafted HTML page. (Chromium security severity: High)
03 Exploitation and scoring
- Exploitation
- Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2026-03-13. Federal remediation due 2026-03-27.
- SSVC decision
- ExploitationactiveCISA reports credible evidence of active exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 2.34% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 83.1% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-03-12 21:30Z7 MO AGO
- Last updated
- 2026-03-24 21:17Z7 MO AGO
- Reserved
- 2026-03-11
- Assigning CNA
- Chrome
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-787Out-of-bounds WriteBase
- Data version
- 5.2
- Document digest
- 3dc5b38d749dbadb7d2f9d0afb8dbcd2f0e0bf3bd2f18ac57034c83ace5edd45
05 Affected products
06 References
- issues.chromium.orghttps://issues.chromium.org/issues/491421267
- chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2026/03/stable-channel-update-for-desktop_13.html
- www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-3909
07 Fixed in
AlmaLinux 8
- webkit2gtk3 Fixed in 2.54.0-1.el8_10
- webkit2gtk3-devel Fixed in 2.54.0-1.el8_10
- webkit2gtk3-jsc Fixed in 2.54.0-1.el8_10
- webkit2gtk3-jsc-devel Fixed in 2.54.0-1.el8_10
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
AlmaLinux 9
- webkit2gtk3 Fixed in 2.54.0-1.el9_8
- webkit2gtk3-devel Fixed in 2.54.0-1.el9_8
- webkit2gtk3-jsc Fixed in 2.54.0-1.el9_8
- webkit2gtk3-jsc-devel Fixed in 2.54.0-1.el9_8
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- webkit2gtk3 Fixed in 2.54.0-1.el8_10
- webkit2gtk3-devel Fixed in 2.54.0-1.el8_10
- webkit2gtk3-jsc Fixed in 2.54.0-1.el8_10
- webkit2gtk3-jsc-devel Fixed in 2.54.0-1.el8_10
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 9
- webkit2gtk3 Fixed in 2.54.0-1.el9_8
- webkit2gtk3-devel Fixed in 2.54.0-1.el9_8
- webkit2gtk3-jsc Fixed in 2.54.0-1.el9_8
- webkit2gtk3-jsc-devel Fixed in 2.54.0-1.el9_8
Derived from AlmaLinux 9. Partial coverage: only packages taken from AlmaLinux 9 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- chromium Fixed in 146.0.7680.80-1~deb12u1
- webkit2gtk No fix yet
- wpewebkit No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- chromium Fixed in 146.0.7680.80-1~deb13u1
- webkit2gtk Fixed in 2.54.0-1~deb13u1
- wpewebkit No fix yet
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- chromium Fixed in 146.0.7680.80-1
- webkit2gtk No fix yet
- wpewebkit Fixed in 2.54.0-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- qtwebkit-opensource-src No fix yet
- qtwebkit-source No fix yet
- webkit2gtk No fix yet
- webkitgtk No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- qtwebkit-opensource-src No fix yet
- qtwebkit-source No fix yet
- webkit2gtk No fix yet
- webkitgtk No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- qtwebkit-opensource-src No fix yet
- webkit2gtk No fix yet
- wpewebkit No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- qtwebkit-opensource-src No fix yet
- webkit2gtk No fix yet
- wpewebkit No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- qtwebkit-opensource-src No fix yet
- webkit2gtk No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.04 LTS
- webkit2gtk No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 26.10
- webkit2gtk No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.