CVE-2026-2986: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in ajay Contextual Related Posts
The Contextual Related Posts WordPress plugin (versions up to 4. 2. 1) contains a stored cross-site scripting (XSS) vulnerability via the 'other_attributes' parameter. Authenticated users with contributor-level access or higher can inject malicious scripts that execute when other users view the affected pages. The vulnerability arises from insufficient input sanitization and output escaping. The CVSS score is 6. 4, indicating a medium severity risk. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-2986 is a stored cross-site scripting vulnerability in the Contextual Related Posts plugin for WordPress, affecting versions up to and including 4.2.1. The issue is due to improper neutralization of input in the 'other_attributes' parameter, allowing authenticated users with contributor-level privileges or higher to inject arbitrary web scripts. These scripts execute when any user accesses the injected page, potentially leading to session hijacking or other script-based attacks. The vulnerability is classified under CWE-79 and has a CVSS 3.1 base score of 6.4 (AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N). No vendor-provided patch or official remediation is currently documented.
Potential Impact
An attacker with contributor-level access or higher can exploit this vulnerability to inject persistent malicious scripts into pages generated by the plugin. This can lead to limited confidentiality and integrity impacts, such as theft of user session data or manipulation of page content when other users view the infected pages. There is no direct impact on availability. The vulnerability requires authentication and low attack complexity but affects all users who view the compromised content due to the stored nature of the XSS.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict contributor-level access to trusted users only and consider disabling or replacing the Contextual Related Posts plugin if possible. Monitor for updates from the vendor or security community regarding patches or workarounds.
CVE-2026-2986: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in ajay Contextual Related Posts
Description
The Contextual Related Posts WordPress plugin (versions up to 4. 2. 1) contains a stored cross-site scripting (XSS) vulnerability via the 'other_attributes' parameter. Authenticated users with contributor-level access or higher can inject malicious scripts that execute when other users view the affected pages. The vulnerability arises from insufficient input sanitization and output escaping. The CVSS score is 6. 4, indicating a medium severity risk. No official patch or remediation guidance is currently available from the vendor. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-2986 is a stored cross-site scripting vulnerability in the Contextual Related Posts plugin for WordPress, affecting versions up to and including 4.2.1. The issue is due to improper neutralization of input in the 'other_attributes' parameter, allowing authenticated users with contributor-level privileges or higher to inject arbitrary web scripts. These scripts execute when any user accesses the injected page, potentially leading to session hijacking or other script-based attacks. The vulnerability is classified under CWE-79 and has a CVSS 3.1 base score of 6.4 (AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N). No vendor-provided patch or official remediation is currently documented.
Potential Impact
An attacker with contributor-level access or higher can exploit this vulnerability to inject persistent malicious scripts into pages generated by the plugin. This can lead to limited confidentiality and integrity impacts, such as theft of user session data or manipulation of page content when other users view the infected pages. There is no direct impact on availability. The vulnerability requires authentication and low attack complexity but affects all users who view the compromised content due to the stored nature of the XSS.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict contributor-level access to trusted users only and consider disabling or replacing the Contextual Related Posts plugin if possible. Monitor for updates from the vendor or security community regarding patches or workarounds.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-02-22T17:08:03.100Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69e3699bbdfbbecc5948ef72
Added to database: 4/18/2026, 11:23:07 AM
Last enriched: 4/18/2026, 11:38:03 AM
Last updated: 4/18/2026, 12:24:16 PM
Views: 5
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