CVE-2025-12439 — Inadequate Encryption Strength in Google Chrome

CWE-326 — Inadequate Encryption StrengthCWE-524 — Use of Cache Containing Sensitive InformationCWE-20 — Improper Input Validation9 documents8 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 99.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Google ChromeChromiumPaloalto Prisma Browser
Timeline
PublishedNov 10
Latest updateNov 12

Description

Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142.0.7444.59 allowed a local attacker to obtain potentially sensitive information from process memory via a malicious file. (Chromium security severity: Medium)

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5google/chrome142.0.7444.59 — 142.0.7444.59
▶NVDgoogle/chrome< 142.0.7444.59
▶Debianchromium/chromium< 142.0.7444.59-1~deb12u1+2

🔴Vulnerability Details

3
OSV
CVE-2025-12439: Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142↗2025-11-10
▶
GHSA
GHSA-3r87-4xwq-xh86: Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142↗2025-11-10
▶
CVEList
CVE-2025-12439: Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows prior to 142↗2025-11-10
▶

📋Vendor Advisories

5
Palo Alto
PAN-SA-2025-0018 Chromium and Prisma Browser: Monthly Vulnerability Update (November 2025)↗2025-11-12
▶
Red Hat
chromium-browser: Inappropriate implementation in App-Bound Encryption↗2025-11-10
▶
Microsoft
Chromium: CVE-2025-12439 Inappropriate implementation in App-Bound Encryption↗2025-10-14
▶
Debian
CVE-2025-12439: chromium - Inappropriate implementation in App-Bound Encryption in Google Chrome on Windows...↗2025
▶
Microsoft
bubblewrap.c in Bubblewrap before 0.3.3 misuses temporary directories in /tmp as a mount point. In some particular configurations (related to XDG_RUNTIME_DIR) a local attacker may abuse this flaw to p↗2019-05-14
▶
CVE-2025-12439 — Inadequate Encryption Strength | cvebase