PT-2026-22399 · Unknown · Http::Session2

Published 2026-02-27 · Updated 2026-03-08 · CVE-2018-25160

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions HTTP::Session2 versions through 1.09

Description The software does not properly validate user-provided session IDs, which could allow for code injection or other impacts depending on the session backend. For example, if memcached is used for session storage, an attacker might be able to inject memcached commands within the session ID value.

Recommendations Update to a version of HTTP::Session2 greater than 1.09.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

CVE-2018-25160

Affected Products

Http::Session2

References · 8

• https://github.com/tokuhirom/HTTP-Session2/commit/813838f6d08034b6a265a70e53b59b941b5d3e6d.patch · Patch
• https://osv.dev/vulnerability/CVE-2018-25160 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-25160 · Security Note
• https://metacpan.org/release/TOKUHIROM/HTTP-Session2-1.10/source/Changes · Note
• https://t.me/cveNotify/154028 · Telegram Post
• https://twitter.com/oss_security/status/2030571156588089429 · Twitter Post
• http://openwall.com/lists/oss-security/2026/02/27/13 · Note
• https://metacpan.org/pod/Cache::Memcached::Fast::Safe · Note