CVE-2026-8700

Crypt::DSA versions before 1.20 for Perl generate seeds using rand

7.3 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.36%Up 0.3 points since May 16, 2026

What each source reports

CVE List Score used 7.3

Crypt::DSA versions before 1.20 for Perl generate seeds using rand

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.

Record: CVE-2026-8700
CVSS 3.1: 7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weakness: CWE-331
Updated: 2026-11-02

EUVDEUVD-2026-30666 7.3

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.

Record: EUVD-2026-30666
CVSS 3.1: 7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-r2q3-hjc8-7x6q No score

Crypt::DSA versions before 1.20 for Perl generate seeds using rand. Seeds were generated using...

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.

Record: GHSA-r2q3-hjc8-7x6q
Weakness: CWE-331
Updated: 2026-11-02

NVD 7.3

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.

Record: CVE-2026-8700
CVSS 3.1: 7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weakness: CWE-331
Updated: 2026-11-02

OSV 7.3

Crypt::DSA versions before 1.20 for Perl generate seeds using rand

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.

Record: CVE-2026-8700
CVSS 3.1: 7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Weakness: CWE-331
Updated: 2026-11-02

OSVDEBIAN-CVE-2026-8700 7.3

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.

Record: DEBIAN-CVE-2026-8700
CVSS 3.1: 7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Updated: 2026-11-02

OSVUBUNTU-CVE-2026-8700 7.3

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.

Record: UBUNTU-CVE-2026-8700
CVSS 3.1: 7.3 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Updated: 2026-11-02

Affected products

timlegge crypt::dsa

Affected packages

Affected packages
Package	Affected	Fixed
`libcrypt-dsa-perl` Debian:12	All versions, plus listed versions 1.17-51.19-11.20-11.21-1	None known
`libcrypt-dsa-perl` Debian:13	All versions, plus listed versions 1.19-11.20-11.21-1	None known
`libcrypt-dsa-perl` Ubuntu:16.04:LTS	All versions, plus listed versions 1.17-31.17-4	None known
`libcrypt-dsa-perl` Ubuntu:18.04:LTS	All versions, plus listed versions 1.17-4	None known
`libcrypt-dsa-perl` Ubuntu:20.04:LTS	All versions, plus listed versions 1.17-4	None known
`libcrypt-dsa-perl` Ubuntu:22.04:LTS	All versions, plus listed versions 1.17-4	None known
`libcrypt-dsa-perl` Ubuntu:24.04:LTS	All versions, plus listed versions 1.17-5	None known
`libcrypt-dsa-perl` Ubuntu:25.10	All versions, plus listed versions 1.19-1	None known
`libcrypt-dsa-perl` Ubuntu:26.04:LTS	All versions, plus listed versions 1.19-1	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-8700 is a high vulnerability (CVSS 7.3) in Timlegge Crypt::dsa, published May 15, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. No source names a fixed version.

References

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