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🛡️ CVE-2025-12910 — chrome

🟡 CVSS 6.2 — Medium ⚠️ Exploit Public CWE-1295 NVD
6.2
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Inappropriate implementation in Passkeys in Google Chrome prior to 140.0.7339.80 allowed a local attacker to obtain potentially sensitive information via debug logs. (Chromium security severity: Low)

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity none, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

  • Attack vector: Local — a local account, shell or session on the host is needed.
  • Attack complexity: Low — the attack works reliably, with no preparation.
  • Privileges required: None — an unauthenticated stranger can try it.
  • User interaction: None — nobody has to be tricked into anything.
  • Scope: Unchanged — the damage stays inside the vulnerable component.
  • Confidentiality impact: High — total loss, or loss the attacker controls.
  • Integrity impact: None.
  • Availability impact: None.

Weakness class

CVE-2025-12910 is classified as CWE-1295: Debug Messages Revealing Unnecessary Information. The product fails to adequately prevent the revealing of unnecessary and potentially sensitive system information within debugging messages.

Affected software

CVE-2025-12910 is recorded against 1 package.

  • chrome (fixed in 140.0.7339.80)

Timeline and source

Published on 8 November 2025 and last revised on 17 June 2026. A public exploit is known to exist, which raises the urgency of patching considerably. Record sourced from NVD.

References

chromereleases.googleblog.com
issues.chromium.org

Other advisories for this package

chrome has other advisories on record. If you are patching this one, these are worth checking on the same host:

Same weakness in other software

These advisories are the same class of weakness (CWE-1295: Debug Messages Revealing Unnecessary Information) in other software:

CVE-2025-12910 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity MEDIUM
CVSS Score 6.2
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE CWE-1295
Public Exploit ⚠️ Yes
Source NVD
Published 2025-11-08
Updated 2026-08-20
Modified 2026-06-17
Fix URL N/A

Affected Packages

Software From version Fixed in
chrome — 140.0.7339.80

Similar Threats

Exploit Protection

Are you running chrome?

CVE-2025-12910 carries CVSS 6.2 Medium rating and a public exploit already exists. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.

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