SEPTEMBER 13, 2026
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Case File

CVE-2026-15719

MEDIUM · CVSS 5.4 EPSS 0.34% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-07-14 · Last synced 2026-08-13

CyberRota Analysis

AI-Generated

A medium-severity vulnerability in Firefox allows for potential exploitation due to publicly available exploit code, although no active attacks have been reported. The flaw affects multiple versions of Firefox and Thunderbird, necessitating immediate updates to versions 152.0.6, 115.38 ESR, 140.13 ESR, or 140.13 to mitigate risks. Organizations using these products should prioritize patching to safeguard against potential threats.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-15719
Severity
MEDIUM
CVSS
5.4
EPSS
0.34%
Firefox

Original NVD Description

We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6, Firefox ESR 115.38, Firefox ESR 140.13, and Thunderbird 140.13.

Related CVEs

Other vulnerabilities affecting the same vendor(s)