Skip to content
Fencer Vulns
high 7.5

CVE-2026-5277 json

Integer overflow in ANGLE in Google Chrome on Windows prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer pr…

published 2026-04-01 7 mo ago modified 2026-10-26 13 d ago also EUVD-2026-17787

cvss
7.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

Integer overflow in ANGLE in Google Chrome on Windows prior to 146.0.7680.178 allowed a remote attacker who had compromised the renderer process to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: High)

Patch / fix

  • google chrome 146.0.7680.177
  • chromium Debian 12 146.0.7680.177-1~deb12u1
  • chromium Debian 13 146.0.7680.177-1~deb13u1
  • chromium Debian 14 146.0.7680.177-1

debian advisories DEBIAN-CVE-2026-5277

  • webkit2gtk3 RHEL 8 2.54.0-1.el8_10
  • webkit2gtk3-jsc RHEL 8 2.54.0-1.el8_10
  • webkit2gtk3 RHEL 9 2.54.0-1.el9_8
  • webkit2gtk3-jsc RHEL 9 2.54.0-1.el9_8

red hat advisories RHSA-2026:74084RHSA-2026:69098

  • chromium openSUSE Leap 16.0 146.0.7680.177-bp160.1.1
  • chromium openSUSE Tumbleweed 146.0.7680.177-1.1

opensuse advisories openSUSE-SU-2026:20460-1openSUSE-SU-2026:10487-1

  • webkit2gtk3 AlmaLinux 8 2.54.0-1.el8_10
  • webkit2gtk3-jsc AlmaLinux 8 2.54.0-1.el8_10
  • webkit2gtk3 AlmaLinux 9 2.54.0-1.el9_8
  • webkit2gtk3-jsc AlmaLinux 9 2.54.0-1.el9_8

almalinux advisories ALSA-2026:74084ALSA-2026:69098

  • webkit2gtk3 Rocky Linux 8 2.54.0-1.el8_10

rocky linux advisories RLSA-2026:74084

  • qt6-qtwebengine Alpine 3.23 6.10.1-r14
  • qt6-qtwebengine Alpine 3.24 6.10.2-r13
  • qt6-qtwebengine Alpine 3.24 6.11.0-r1

alpine advisories ALPINE-CVE-2026-5277

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-5277 updated cvss 9.0

chromium-browser: angle: Integer overflow in ANGLE

  • Red Hat Enterprise Linux 6 webkitgtk
    affected: no fix planned “Out of support scope”
  • Red Hat Enterprise Linux AppStream (v. 8) webkit2gtk3 2.54.0-1.el8_10, webkit2gtk3-jsc 2.54.0-1.el8_10
    fixed: vendor fix RHSA-2026:74084
  • Red Hat Enterprise Linux AppStream (v. 9) webkit2gtk3 2.54.0-1.el9_8, webkit2gtk3-jsc 2.54.0-1.el9_8
    fixed: vendor fix RHSA-2026:69098
  • Red Hat Enterprise Linux AppStream AUS (v.8.4) webkit2gtk3 2.54.0-1.el8_4, webkit2gtk3-jsc 2.54.0-1.el8_4
    fixed: vendor fix RHSA-2026:95403
  • Red Hat Enterprise Linux AppStream AUS (v.8.6) webkit2gtk3 2.54.0-1.el8_6, webkit2gtk3-jsc 2.54.0-1.el8_6
    fixed: vendor fix RHSA-2026:92339
  • Red Hat Enterprise Linux AppStream E4S (v.8.8) webkit2gtk3 2.54.0-1.el8_8, webkit2gtk3-jsc 2.54.0-1.el8_8
    fixed: vendor fix RHSA-2026:93435
  • Red Hat Enterprise Linux AppStream E4S (v.9.2) webkit2gtk3 2.54.0-1.el9_2, webkit2gtk3-jsc 2.54.0-1.el9_2
    fixed: vendor fix RHSA-2026:89822
  • Red Hat Enterprise Linux AppStream E4S (v.9.4) webkit2gtk3 2.54.0-1.el9_4, webkit2gtk3-jsc 2.54.0-1.el9_4
    fixed: vendor fix RHSA-2026:92216
show 6 more
  • Red Hat Enterprise Linux AppStream EUS (v.9.6) webkit2gtk3 2.54.0-1.el9_6, webkit2gtk3-jsc 2.54.0-1.el9_6
    fixed: vendor fix RHSA-2026:89821
  • Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) webkit2gtk3 2.54.0-1.el8_4, webkit2gtk3-jsc 2.54.0-1.el8_4
    fixed: vendor fix RHSA-2026:95403
  • Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6) webkit2gtk3 2.54.0-1.el8_6, webkit2gtk3-jsc 2.54.0-1.el8_6
    fixed: vendor fix RHSA-2026:92339
  • Red Hat Enterprise Linux AppStream TUS (v.8.8) webkit2gtk3 2.54.0-1.el8_8, webkit2gtk3-jsc 2.54.0-1.el8_8
    fixed: vendor fix RHSA-2026:93435
  • Red Hat Enterprise Linux Server (v. 7 ELS) webkitgtk4 2.54.0-1.el7_9, webkitgtk4-jsc 2.54.0-1.el7_9 Red Hat Enterprise Linux Server Optional (v. 7 ELS) webkitgtk4-doc 2.54.0-1.el7_9, webkitgtk4-devel 2.54.0-1.el7_9, webkitgtk4-debuginfo 2.54.0-1.el7_9, webkitgtk4-jsc-devel 2.54.0-1.el7_9
    fixed: vendor fix RHSA-2026:91631
  • Red Hat Enterprise Linux 7 firefox, webkitgtk3, libwebkit2gtk Red Hat Enterprise Linux 8 firefox, mozjs60, thunderbird Red Hat Enterprise Linux 9 firefox, firefox-x11, thunderbird Red Hat Enterprise Linux 10 firefox, thunderbird
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
7 mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

  • Google Chrome

Classification

Weakness
  • CWE-472 External Control of Assumed-Immutable Web Parameter
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.