PT-2026-41377 · Cpan · Crypt::Dsa

Published 2026-05-15 · Updated 2026-05-20 · CVE-2026-8704

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 Crypt::DSA versions prior to 1.20

Description Crypt::DSA for Perl uses a 2-args open function, which can allow existing files to be modified.

Recommendations Update to a version later than 1.19.

Exploit

Fix

Files Accessible to External Parties

Weakness Enumeration

CWE-552

Related Identifiers

CVE-2026-8704

Affected Products

Crypt::Dsa

References · 18

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8704.json · Exploit
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-8704 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2026-8704 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-8704 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-8704 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-8704 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-8704 · Security Note
• https://osv.dev/vulnerability/CVE-2026-8704 · Vendor Advisory
• https://t.me/cveNotify/163713 · Telegram Post
• https://metacpan.org/release/TIMLEGGE/Crypt-DSA-1.20/changes · Note
• https://twitter.com/oss_security/status/2056947349771989074 · Twitter Post
• https://github.com/perl-Crypt-OpenPGP/Crypt-DSA · Note
• https://lists.security.metacpan.org/cve-announce/msg/40104289 · Note
• https://t.me/CVEtracker/53992 · Telegram Post
• http://openwall.com/lists/oss-security/2026/05/15/27 · Note