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TI-2023-21533 Aliases CVE-2023-40761GHSA-wfvh-crqh-9gg5

User enumeration is found in PHPJabbers Yacht Listing Script v2.0.

Priority HIGH 82CWE-209Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Information disclosure
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-209.

Summary

User enumeration is found in PHPJabbers Yacht Listing Script v2.0. This issue occurs during password recovery, where a difference in messages could allow an attacker to determine if the user is valid or not, enabling a brute force attack with valid users.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00891 59th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:phpjabbers:yacht_listing_script:2.0:*:*:*:*:*:*:*2.0VulnerablePHPJabbers
  • cpe:2.3:a:phpjabbers:yacht_listing_script:2.0:*:*:*:*:*:*:* Versions 2.0 Vulnerable ·PHPJabbers

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-40761
  2. 2026-10-03 Alias added: GHSA-wfvh-crqh-9gg5

References

  • TI-2023-20114 An information leak in PHPJabbers Yacht Listing Script v1.0 allows attackers to export… CVSS 3.1HIGH 7.5
  • TI-2023-21522 There is a Cross Site Scripting (XSS) vulnerability in the "action" parameter of… CVSS 3.1MEDIUM 6.1

Sources