CVE-2025-27453
Medium
Published: 03 July 2025
Published
03 July 2025
Modified
29 January 2026
KEV Added
—
Patch
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CVSS Score v3.1
5.3
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score
0.0025
48.9th percentile
Risk Priority
11
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2025-27453 is a medium-severity Sensitive Cookie Without 'HttpOnly' Flag (CWE-1004) vulnerability in Endress Meac300-Fnade4 Firmware. Its CVSS base score is 5.3 (Medium).
Operationally, ranked at the 48.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-19846
Vulnerability details
The HttpOnly flag is set to false on the PHPSESSION cookie. Therefore, the cookie can be accessed by other sources such as JavaScript.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
endress
meac300-fnade4 firmware
≤ 0.16.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.