Description
Plack-Middleware-Session versions before 0.17 may be vulnerable to HMAC comparison timing attacks
References (1)
Core 1
Core References
Scores
CVSS v3
7.5
EPSS
0.0026
EPSS Percentile
16.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-1254
Status
published
Products (1)
plack/plack-middleware-session
< 0.17
Published
Dec 09, 2025
Tracked Since
Feb 18, 2026