CVE-2025-12909
published 2025-11-08CVE-2025-12909: Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to leak cross-origin data via Devtools. (Chromium…
PriorityP427medium5.3CVSS 3.1
AVNACLPRNUINSUCLINAN
EPSS
0.19%
9.1th percentile
Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to leak cross-origin data via Devtools. (Chromium security severity: Low)
Affected
7 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| chromium | chromium | >= 0 < 140.0.7339.80-1~deb12u1 | 140.0.7339.80-1~deb12u1 |
| chromium | chromium | >= 0 < 140.0.7339.80-1~deb13u1 | 140.0.7339.80-1~deb13u1 |
| chromium | chromium | >= 0 < 140.0.7339.80-1 | 140.0.7339.80-1 |
| debian | chromium | < chromium 140.0.7339.80-1~deb12u1 (bookworm) | chromium 140.0.7339.80-1~deb12u1 (bookworm) |
| chrome | < 140.0.7339.80 | 140.0.7339.80 | |
| chrome | >= 140.0.7339.80 < 140.0.7339.80 | 140.0.7339.80 | |
| chrome_chrome | — | — |
CVSS provenance
nvdv3.15.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
osv5.3MEDIUM
vendor_debian5.3MEDIUM
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Chrome
Stable Channel Update for Desktop: CVE-2025-12908
vendor_chrome·2025-09-02·CVSS 5.4
CVE-2025-12908 [LOW] Stable Channel Update for Desktop: CVE-2025-12908
Stable Channel Update for Desktop
CVE-2025-12908: Insufficient validation of untrusted input in Downloads. Reported by Abhishek Kumar on 2025-05-31 [$1000][ 361116749 ] Low CVE-2025-12909: Insufficient policy enforcement in Devtools
Reported by Noam Gaash on 2024-08-20 [TBD][ 434977743 ] Low CVE-2025-12910: Inappropriate implementation in Passkeys
Severity: low
Debian
CVE-2025-12909: chromium - Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339...
vendor_debian·2025·CVSS 5.3
CVE-2025-12909 [MEDIUM] CVE-2025-12909: chromium - Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339...
Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to leak cross-origin data via Devtools. (Chromium security severity: Low)
Scope: local
bookworm: resolved (fixed in 140.0.7339.80-1~deb12u1)
bullseye: open
forky: resolved (fixed in 140.0.7339.80-1)
sid: resolved (fixed in 140.0.7339.80-1)
trixie: resolved (fixed in 140.0.7339.80-1~deb13u1)
OSV
CVE-2025-12909: Insufficient policy enforcement in Devtools in Google Chrome prior to 140
osv·2025-11-08·CVSS 5.3
CVE-2025-12909 [MEDIUM] CVE-2025-12909: Insufficient policy enforcement in Devtools in Google Chrome prior to 140
Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to leak cross-origin data via Devtools. (Chromium security severity: Low)
GHSA
GHSA-cvvh-gp7g-9334: Insufficient policy enforcement in Devtools in Google Chrome prior to 140
ghsa_unreviewed·2025-11-08
CVE-2025-12909 [MEDIUM] CWE-693 GHSA-cvvh-gp7g-9334: Insufficient policy enforcement in Devtools in Google Chrome prior to 140
Insufficient policy enforcement in Devtools in Google Chrome prior to 140.0.7339.80 allowed a remote attacker to leak cross-origin data via Devtools. (Chromium security severity: Low)
No detection rules found.
No public exploits indexed.
2025-11-08
Published