CVE-2025-4919
Expert Analysis
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CVSS Score
V3.1Attack Vector Metrics
Impact Metrics
Description
An attacker was able to perform an out-of-bounds read or write on a JavaScript object by confusing array index sizes. This vulnerability affects Firefox < 138.0.4, Firefox ESR < 128.10.1, Firefox ESR < 115.23.1, Thunderbird < 128.10.2, and Thunderbird < 138.0.2.
Available Exploits
Related News
Affected Products
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EU Vulnerability Database
Monitored by ENISA for EU cybersecurity
ENISA Analysis
An attacker was able to perform an out-of-bounds read or write on a JavaScript object by confusing array index sizes. This vulnerability affects Firefox ESR < 115.23.1.
Affected Products (ENISA)
ENISA Scoring
EPSS Score
ENISA References
Data provided by ENISA EU Vulnerability Database. Last updated: May 22, 2025
GitHub Security Advisories
Community-driven vulnerability intelligence from GitHub
Advisory Details
CVSS Scoring
CVSS Score
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
Advisory provided by GitHub Security Advisory Database. Published: May 18, 2025, Modified: May 22, 2025
Social Media Intelligence
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🚨 Today’s Patch Tuesday Overview: 66 vulnerabilities, including one zero-day **Microsoft** has addressed **66** vulnerabilities, including **one zero-day** vulnerability, nine critical ones, and **one** **with** **proof of concept** (PoC). **Third-party:** web browsers, Android, Roundcube, Cisco, HPE, Ivanti, and processors. 📢 Navigate to [**Vulnerability Digest from Action1**](https://www.action1.com/patch-tuesday/patch-tuesday-june-2025/?vyr) for a comprehensive summary …