How severe is CVE-2025-5419?

CVE-2025-5419 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-5419 being actively exploited?

Yes. CVE-2025-5419 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-06-05, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2025-5419?

CVE-2025-5419 primarily affects Google Chrome. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-5419?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2025-5419 have an EU (EUVD) identifier?

Yes. CVE-2025-5419 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16695. It is also flagged as exploited in the EUVD (since 2025-06-05).

When was CVE-2025-5419 published?

CVE-2025-5419 was published on 2025-06-03 and last updated on 2026-06-17.

CVE-2025-5419

CVE-2025-5419 is a high-severity vulnerability in Google Chrome with a CVSS 3.x base score of 8.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2025-06-05). The underlying weakness is classified as CWE-125.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 6% (93rd percentile)
Actively exploited: Yes — listed in CISA KEV (added 2025-06-05)
EU (EUVD) id: EUVD-2025-16695
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2025-06-05)
Weakness: CWE-125
Affected product: Google Chrome
Published: 2025-06-03
Last modified: 2026-06-17

Description

Out of bounds read and write in V8 in Google Chrome prior to 137.0.7151.68 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Frequently asked questions

What is CVE-2025-5419?: Out of bounds read and write in V8 in Google Chrome prior to 137.0.7151.68 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
How severe is CVE-2025-5419?: CVE-2025-5419 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-5419 being actively exploited?: Yes. CVE-2025-5419 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-06-05, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2025-5419?: CVE-2025-5419 primarily affects Google Chrome. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-5419?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2025-5419 have an EU (EUVD) identifier?: Yes. CVE-2025-5419 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16695. It is also flagged as exploited in the EUVD (since 2025-06-05).
When was CVE-2025-5419 published?: CVE-2025-5419 was published on 2025-06-03 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*

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