CVE-2026-8704 Details
Description
Crypt::DSA versions through 1.19 for Perl use 2-args open, allowing existing files to be modified.
A vulnerability exists in Crypt::DSA versions through 1.19 for Perl, where the module uses two-argument open calls. This practice allows existing files to be modified, creating a potential risk for unintended file alterations.
Users can upgrade to Crypt::DSA version 1.20, which addresses this vulnerability by replacing the two-argument open calls with safer alternatives. Instructions for downloading the updated version are available on MetaCPAN.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed May 15, 2026CISA-ADP
Assessed May 18, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://metacpan.org/release/TIMLEGGE/Crypt-DSA-1.20/changes | CPANSec | Release NotesVendor |
| https://metacpan.org/release/TIMLEGGE/Crypt-DSA-1.20/diff/TIMLEGGE/Crypt-DSA-1.19#lib/Crypt/DSA/Key.pm | CPANSec | Source CodeVendor |
| http://www.openwall.com/lists/oss-security/2026/05/15/27 | CVE |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-552 | Files or Directories Accessible to External Parties | CPANSec |
Affected Products
| Product | Versions |
|---|---|
| Crypt::DSA | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | CPANSec |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 18, 2026 | CVE Modified | CISA-ADP |
| May 16, 2026 | CVE Modified | CVE |
| May 15, 2026 | New CVE Received | CPANSec |
Volerion