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CVE-2025-5419

71
FAUCET Score

CVE-2025-5419 is a high-severity out-of-bounds read and write vulnerability in the V8 JavaScript engine, affecting Google Chrome and Microsoft Edge (Chromium-based) prior to version 137.0.7151.68. This flaw allows a remote attacker to achieve heap corruption by tricking a user into visiting a specially crafted HTML page. With a CVSS score of 8.8, it presents a significant risk due to its network-based attack vector, low attack complexity, and potential for high impact on confidentiality, integrity, and availability. Notably, this vulnerability is actively exploited in the wild, as confirmed by its presence in the KEV catalog and extensive media coverage, though public exploit code (Metasploit, Nuclei, ExploitDB) is not yet available. The high level of community discussion further underscores its critical nature.

Impacted Technologies

VendorProductVersion(s)CPE
< 137.0.7151.68CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
< 137.0.3296.62CPE matchmatch criteria
cpe:2.3:a:microsoft:edge_chromium:*:*:*:*:*:*:*:*
>= 137.0.7151.68, < 137.0.7151.68CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
6.45%
Probability of exploitation in next 30 days
EPSS Percentile
93.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Jun 5, 2025
This CVE's current EPSS score of 0.0645 is in the 93rd percentile among its peer group of 14,848 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

microsoftpatch availablevia msrc
Product: Microsoft Edge (Chromium-based)Fixed in: 137.0.3296.62

Vendor Advisories (1)

microsoft2025-Jun/CVE-2025-5419

Chromium: CVE-2025-5419 Out of bounds read and write in V8

Jun 10, 2025

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
msrc.microsoft.com / update-guide/vulnerability/CVE-2025-5419
Third Party Advisory
chromereleases.googleblog.com / 2025/06/stable-channel-update-for-desktop.html
Release Notes
issues.chromium.org / issues/420636529
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