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CVE-2025-14174 Google CVE debrief

CVE-2025-14174 is a Google Chromium out-of-bounds memory access vulnerability that CISA lists in the Known Exploited Vulnerabilities (KEV) catalog. That KEV status makes this a high-priority remediation item even though the supplied public record does not include a CVSS score or deeper technical detail. The safest defensive posture is to confirm you are running a fixed Chromium build and to complete remediation before the KEV due date of 2026-01-02.

Vendor
Google
Product
Chromium
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2025-12-12
Original CVE updated
2025-12-12
Advisory published
2025-12-12
Advisory updated
2025-12-12

Who should care

Security teams and administrators responsible for Google Chromium deployments, as well as endpoint and browser-management teams that need to verify patched builds across their fleet.

Technical summary

The supplied corpus identifies the issue only as an out-of-bounds memory access vulnerability in Google Chromium. CISA’s KEV entry indicates known exploitation, but the provided records do not specify the affected code path, attack vector, exploit conditions, or impact beyond the memory-safety classification. Treat the CVE as an actively exploited Chromium flaw and rely on vendor update guidance for exact fixed versions.

Defensive priority

High — CISA KEV-listed on 2025-12-12 with remediation due by 2026-01-02.

Recommended defensive actions

  • Inventory all Chromium installations and determine which versions are in use.
  • Apply the vendor’s fixed Chromium release as soon as it is available in your channel.
  • Verify that managed browsers and any embedded Chromium deployments are updated through your normal software distribution tooling.
  • Prioritize remediation before the CISA KEV due date of 2026-01-02.
  • Monitor vendor advisories and internal telemetry for confirmation that the vulnerable version is no longer present.

Evidence notes

This debrief is based on the supplied CISA KEV feed item and official CVE/NVD links. The corpus confirms the product as Google Chromium, classifies the flaw as out-of-bounds memory access, and records KEV metadata including dateAdded 2025-12-12 and dueDate 2026-01-02. No CVSS score, exploit details, or broader technical impact description were present in the supplied records.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-14174 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-14174

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-14174 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-14174

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.