SEPTEMBER 13, 2026
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Case File

CVE-2026-15718

MEDIUM · CVSS 4.3 EPSS 0.38% Public Exploit

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

CyberRota Analysis

AI-Generated

A vulnerability in Firefox and Thunderbird allows for potential exploitation due to public availability of exploit code, although no active attacks have been reported. Users of affected versions should prioritize updating to Firefox 152.0.6 or Thunderbird 140.13 to mitigate the risk associated with this medium-severity flaw. Organizations relying on these applications should ensure their software is up-to-date to protect against potential future 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-2026-15718
Severity
MEDIUM
CVSS
4.3
EPSS
0.38%
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 140.13, and Thunderbird 140.13.

Related CVEs

Other vulnerabilities affecting the same vendor(s)