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CVE-2026-49442EUVD-2026-109089GHSA-M7V2-F3XW-3QH7

Cacti: User Enumeration via Error Messages

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.2.31
None on Exploit-DB, Metasploit or GitHub

Summary

Cacti, an open source performance and fault management framework, is affected by this issue. An attacker can determine which usernames exist on a Cacti login page because the error messages differ slightly depending on whether the username is valid.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

Cacti is an open source performance and fault management framework. Prior to version 1.2.31, a User Enumeration vulnerability allows an attacker to identify valid usernames on the Cacti service. When a user attempts to log in, the application returns slightly different error messages depending on whether the provided username exists in the system. When username exists on Cacti, in the response, they see Access Denied! Login failed. When it does not exist on Cacti, they see Access Denied! Login Failed. The only difference between the responses is the capitalization of the letter "f" in the word failed. This issue has been patched in version 1.2.31.

Timeline

  1. CVE published
  2. First seen by cve.now

Affected versions

  • Cacti cacti

    fixed in 1.2.31

References 3

GitHub · Cacti/cacti