Vulnerability · Published May 15, 2026 · Assigned by CPANSec
CVE-2026-8700Crypt::DSA versions before 1.20 for Perl generate seeds using rand
High 7.3
In plain English
A high-severity security flaw in Crypt::DSA from TIMLEGGE. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)0.4%top 70.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Crypt::DSA versions before 1.20 for Perl generate seeds using rand. Seeds were generated using Perl's built-in rand function, which is predictable and unsuitable for security usage.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libcrypt-dsa-perl | no fix listed | DEBIAN-CVE-2026-8700 |
| Debian:13 | libcrypt-dsa-perl | no fix listed | DEBIAN-CVE-2026-8700 |
| Ubuntu:22.04:LTS | libcrypt-dsa-perl | no fix listed | UBUNTU-CVE-2026-8700 |
| Ubuntu:24.04:LTS | libcrypt-dsa-perl | no fix listed | UBUNTU-CVE-2026-8700 |
| Ubuntu:25.10 | libcrypt-dsa-perl | no fix listed | UBUNTU-CVE-2026-8700 |
| Ubuntu:26.04:LTS | libcrypt-dsa-perl | no fix listed | UBUNTU-CVE-2026-8700 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| TIMLEGGE | Crypt::DSA | 0 – before 1.20 |
Weakness: CWE-331 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L