CVE-2026-49769: CWE-502 Deserialization of Untrusted Data in Tomdever wpForo Forum
CVE-2026-49769 is a critical vulnerability in the wpForo Forum plugin by Tomdever, affecting versions up to 3.1.0. It involves unauthenticated PHP object injection due to deserialization of untrusted data, classified under CWE-502. The vulnerability allows remote attackers to execute arbitrary code without authentication. The CVSS 3.1 base score is 9.8, indicating high impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently available from the vendor. No known exploits in the wild have been reported yet.
AI Analysis
Technical Summary
This vulnerability in wpForo Forum (<= 3.1.0) allows unauthenticated attackers to perform PHP object injection via unsafe deserialization of untrusted data (CWE-502). The flaw can lead to remote code execution with full impact on confidentiality, integrity, and availability. The CVSS 3.1 score of 9.8 reflects the critical nature of this issue. No patch or official fix has been disclosed as of the publication date. The vendor has not provided remediation details, and the vulnerability is not related to a cloud service.
Potential Impact
Successful exploitation can result in complete compromise of the affected system, including unauthorized code execution, data disclosure, and service disruption. The vulnerability requires no privileges or user interaction, making it highly exploitable remotely.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider applying temporary mitigations such as disabling the vulnerable plugin or restricting access to the affected endpoints if possible.
CVE-2026-49769: CWE-502 Deserialization of Untrusted Data in Tomdever wpForo Forum
Description
CVE-2026-49769 is a critical vulnerability in the wpForo Forum plugin by Tomdever, affecting versions up to 3.1.0. It involves unauthenticated PHP object injection due to deserialization of untrusted data, classified under CWE-502. The vulnerability allows remote attackers to execute arbitrary code without authentication. The CVSS 3.1 base score is 9.8, indicating high impact on confidentiality, integrity, and availability. No official patch or remediation guidance is currently available from the vendor. No known exploits in the wild have been reported yet.
CVSS v3.1
Score 9.8critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in wpForo Forum (<= 3.1.0) allows unauthenticated attackers to perform PHP object injection via unsafe deserialization of untrusted data (CWE-502). The flaw can lead to remote code execution with full impact on confidentiality, integrity, and availability. The CVSS 3.1 score of 9.8 reflects the critical nature of this issue. No patch or official fix has been disclosed as of the publication date. The vendor has not provided remediation details, and the vulnerability is not related to a cloud service.
Potential Impact
Successful exploitation can result in complete compromise of the affected system, including unauthorized code execution, data disclosure, and service disruption. The vulnerability requires no privileges or user interaction, making it highly exploitable remotely.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, consider applying temporary mitigations such as disabling the vulnerable plugin or restricting access to the affected endpoints if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Patchstack
- Date Reserved
- 2026-06-01T15:29:09.316Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a3061700b89be688893e06a
Added to database: 6/15/2026, 8:32:48 PM
Last enriched: 6/15/2026, 8:46:03 PM
Last updated: 6/16/2026, 4:57:28 AM
Views: 9
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