CVE-2025-14174

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2025-12-12. Federal remediation due 2026-01-02.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

55.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 99.0% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-10-07.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-12-12 19:20Z10 MO AGO

Last updated

2026-09-21 12:59Z1 MO AGO

Reserved

2025-12-05

Assigning CNA

Chrome

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferClass
• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

743bd20dc16bc8dddb000a1bca4d3d4aa1f725c8db0c28cb1f1907e825239ab7

• chromereleases.googleblog.comhttps://chromereleases.googleblog.com/2025/12/stable-channel-update-for-desktop_10.html
• issues.chromium.orghttps://issues.chromium.org/issues/466192044
• learn.microsoft.comhttps://learn.microsoft.com/en-us/deployedge/microsoft-edge-relnotes-securitythird-party-advisory
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-14174government-resource