Cyber Resilience

CVE-2025-26844

Critical

Published: 08 May 2025

Published
08 May 2025
Modified
12 June 2025
KEV Added
—
Patch
—
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0037 59.0th percentile
Risk Priority 20 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-26844 is a critical-severity Sensitive Cookie Without 'HttpOnly' Flag (CWE-1004) vulnerability in Znuny Znuny. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 41.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An issue was discovered in Znuny through 7.1.3. A cookie is set without the HttpOnly flag.

CWE(s)
CWE-1004

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

znuny
znuny
≤ 7.1.3

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References