CVE-2025-13639 — Cross-site Scripting in Google Chrome

CWE-79 — Cross-site ScriptingCWE-843 — Type Confusion9 documents9 sources
Severity
8.1HIGHNVD
EPSS
0.1%
top 83.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Google ChromeChromium
Timeline
PublishedDec 2
Latest updateDec 17

Description

Inappropriate implementation in WebRTC in Google Chrome prior to 143.0.7499.41 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: Low)

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:NExploitability: 2.8 | Impact: 5.2

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
CVEList
CVE-2025-13639: Inappropriate implementation in WebRTC in Google Chrome prior to 143↗2025-12-02
▶
GHSA
GHSA-9www-pqcc-jm28: Inappropriate implementation in WebRTC in Google Chrome prior to 143↗2025-12-02
▶
OSV
CVE-2025-13639: Inappropriate implementation in WebRTC in Google Chrome prior to 143↗2025-12-02
▶

📋Vendor Advisories

4
Chrome
Stable Channel Update for ChromeOS / ChromeOS Flex: CVE-2025-13639↗2025-12-17
▶
Microsoft
Chromium: CVE-2025-13639 Inappropriate implementation in WebRTC↗2025-12-09
▶
Red Hat
chromium-browser: Inappropriate implementation in WebRTC↗2025-12-02
▶
Debian
CVE-2025-13639: chromium - Inappropriate implementation in WebRTC in Google Chrome prior to 143.0.7499.41 a...↗2025
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft December 2025 Patch Tuesday fixes 3 zero-days, 57 flaws↗2025-12-09
▶
CVE-2025-13639 — Cross-site Scripting in Google Chrome | cvebase