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TI-2021-07091 Aliases CVE-2021-24809GHSA-mh56-9pvx-f58x

BP Better Messages < 1.9.9.41 - Multiple CSRF

Priority LOW 39CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-352.

Summary

The BP Better Messages WordPress plugin before 1.9.9.41 does not check for CSRF in multiple of its AJAX actions: bp_better_messages_leave_chat, bp_better_messages_join_chat, bp_messages_leave_thread, bp_messages_mute_thread, bp_messages_unmute_thread, bp_better_messages_add_user_to_thread, bp_better_messages_exclude_user_from_thread. This could allow attackers to make logged in users do unwanted actions

Why it matters now

EPSS 0.00726 54th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed BP Better Messages (Unknown): 1.9.9.41

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownBP Better Messages1.9.9.41 to before 1.9.9.411.9.9.41Patch availableCNA
  • BP Better Messages VendorUnknown Affected 1.9.9.41 to before 1.9.9.41 Fixed in 1.9.9.41 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:wordplus:better_messages:*:*:*:*:*:wordpress:*:*before 1.9.9.41Vulnerablewordplus
  • cpe:2.3:a:wordplus:better_messages:*:*:*:*:*:wordpress:*:* Versions before 1.9.9.41 Vulnerable ·wordplus

Remediation

  • Fix · CNA BP Better Messages (Unknown) Fixed in 1.9.9.41

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    BP Better Messages 1.9.9.41

    2 records Highest priority Priority LOW 2 LOW

    Other records, highest priority first

    • TI-2021-07090 BP Better Messages < 1.9.9.41 - Reflected Cross-Site ScriptingPriority LOW 29
    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-24809
  2. 2026-10-03 Alias added: GHSA-mh56-9pvx-f58x

References

Exploit 1

Patch 1

  • TI-2024-12652 Information disclosure in wordplus Better Messages – Live Chat, Chat Rooms, Real-Time… CVSS 3.1HIGH 7.5
  • TI-2022-20012 WordPress Better Messages plugin <= 1.9.10.68 - Server-Side Request Forgery (SSRF) vulnerability CVSS 3.1HIGH 8.8
  • TI-2022-16728 WordPress Better Messages plugin <= 1.9.9.148 - Cross-Site Request Forgery (CSRF) vulnerability CVSS 3.1HIGH 8.8
  • TI-2022-14581 WordPress Better Messages plugin <= 1.9.10.57 - Denial Of Service (DoS) vulnerability CVSS 3.1HIGH 7.7
  • TI-2024-12736 Server-side request forgery in wordplus Better Messages – Live Chat, Chat Rooms… CVSS 3.1MEDIUM 6.5
  • TI-2023-26827 WordPress BP Better Messages Plugin <= 2.4.0 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1MEDIUM 6.5
See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences