CVE-2025-13632 — Unexpected Sign Extension in Google Chrome

CWE-194 — Unexpected Sign ExtensionCWE-266 — Incorrect Privilege AssignmentCWE-476 — NULL Pointer Dereference10 documents9 sources
Severity
5.4MEDIUMNVD
EPSS
0.0%
top 91.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Google ChromeChromium
Timeline
PublishedDec 2
Latest updateJan 5

Description

Inappropriate implementation in DevTools in Google Chrome prior to 143.0.7499.41 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension. (Chromium security severity: High)

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:LExploitability: 2.8 | Impact: 2.5

Affected Packages3 packages

▶CVEListV5google/chrome143.0.7499.41 — 143.0.7499.41
▶NVDgoogle/chrome< 143.0.7499.40
▶Debianchromium/chromium< 143.0.7499.40-1~deb12u1+2

🔴Vulnerability Details

3
GHSA
GHSA-c8g4-h8j5-vjpp: Inappropriate implementation in DevTools in Google Chrome prior to 143↗2025-12-02
▶
OSV
CVE-2025-13632: Inappropriate implementation in DevTools in Google Chrome prior to 143↗2025-12-02
▶
CVEList
CVE-2025-13632: Inappropriate implementation in DevTools in Google Chrome prior to 143↗2025-12-02
▶

📋Vendor Advisories

5
Chrome
Long Term Support Channel Update for ChromeOS: CVE-2025-13632↗2026-01-05
▶
Microsoft
Chromium: CVE-2025-13632 Inappropriate implementation in DevTools↗2025-12-09
▶
Red Hat
chromium-browser: Inappropriate implementation in DevTools↗2025-12-02
▶
Debian
CVE-2025-13632: chromium - Inappropriate implementation in DevTools in Google Chrome prior to 143.0.7499.41...↗2025
▶
Microsoft
ext/fts3/fts3_snippet.c in SQLite before 3.32.0 has a NULL pointer dereference via a crafted matchinfo() query.↗2020-05-12
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws↗2025-12-09
▶
CVE-2025-13632 — Unexpected Sign Extension in Google | cvebase