Paper/Archive/CVE-2026-8500

CVE-2026-8500

EVANK Web::Passwd — Web::Passwd versions through 0.03 for Perl is vulnerable to RCE

CVSS 9.8 (ADP)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 76.5.765 × 2015.3 Exploit: SSVC poc+1010.0 SSVC exploitation: poc+100.0

Description · from the CVE record

Web::Passwd versions through 0.03 for Perl is vulnerable to RCE. Web::Passwd is a small CGI application for managing htpasswd files using the htpasswd command. The user parameter is not validated or escaped, and is used as the last argument on the command line, allowing for command injection.

Affected

ProductAffectedFixed inSource

Web::Passwd≤ 0.03–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

refmetacpan.org/release/EVANK/Web-Passwd-0.03 refhttpd.apache.org/docs/current/programs/htpasswd.html refopenwall.com/lists/oss-security/2026/05/13/8