Vulnerability · CVE-2026-8500
Web::Passwd versions through 0.03 for Perl is vulnerable to RCE.
Published May 13, 2026 · catalog updated Jun 17, 2026 · Web::Passwd versions through 0.03
Check if you run it
No confirmed exploitation is on record for CVE-2026-8500. EPSS is 2.49%. Act only if a listed version of Web::Passwd versions through 0.03 is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (Web::Passwd versions through 0.03).
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Critical9.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 2.49%
- Remediation
- Advisory link
- Affected products
- See sources for product scope
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.
No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.
How to fix CVE-2026-8500
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-8500. EPSS is 2.49%. Act only if a listed version of Web::Passwd versions through 0.03 is installed.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-78: OS Command Injection. EPSS 2.49%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
May 13, 2026 · NIST NVD
Detected
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.
Jun 17, 2026 · NIST NVD
Updated
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.
Sources
- CVE.orgVulnerability recordCVE-2026-8500
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-8500
30-day exploitation probability 2.5%
first.org - NIST NVDVulnerability recordCVE-2026-8500
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 com
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.