CVE-2026-9926
Heap buffer overflow in ANGLE in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML
02 Description
Heap buffer overflow in ANGLE in Google Chrome prior to 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of 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
- 0.25% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 17.4% of scored records. A rank, not a probability.
- NVD base score
- 8.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-07-21.
- 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
- 2026-05-28 22:25Z5 MO AGO
- Last updated
- 2026-05-30 03:57Z5 MO AGO
- Reserved
- 2026-05-28
- Assigning CNA
- Chrome
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
- Weaknesses
- Data version
- 5.2
- Document digest
- 168440fd78f090379d68773ddd941dd8d2172a2b0368351739ba014f461abef1
05 Affected products
06 References
- chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html
- issues.chromium.orghttps://issues.chromium.org/issues/500540748
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 148.0.7778.215-1~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 148.0.7778.215-1~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 148.0.7778.215-1
- 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.
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.