← Vulnerability feed

Vulnerability record · CVE-2014-125112 · published 26 March 2026

CVE-2014-125112: Miyagawa plack\ reliance on cookies without validation vulnerability

Miyagawa · Plack\

Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution. Plack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.

9.8 CVSS 3.1 Critical EPSS 0.83% · top 44.1% CWE-565 · Reliance on cookies without validation
9.8CVSS 3.1 base score
0.83%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

Description

Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution. Plack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://gist.github.com/miyagawa/2b8764af908a0dacd43d Third Party Advisory
https://metacpan.org/release/MIYAGAWA/Plack-Middleware-Session-0.23-TRIAL/changes Release Notes
http://www.openwall.com/lists/oss-security/2026/03/26/2 Mailing ListThird Party Advisory

Track CVE-2014-125112 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.1CVE-2026-7381Miyagawa plack\ information exposure vulnerabilityPlack::Middleware::XSendfile versions through 1.0053 for Perl can allow client-controlled path rewriting. Plack::Middleware::XSendfile allows the var…EPSS 0.52%7.8CVE-2026-0257PAN-OS GlobalProtect authentication bypass via unvalidated cookiesPAN-OS GlobalProtect portal and gateway contain authentication bypass flaws that let an attacker skip security restrictions and establish an unauthor…KEVEPSS 96%analysed

Source: NIST National Vulnerability Database (record CVE-2014-125112), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.