PatchSiren cyber security CVE debrief
CVE-2026-17571 wpmanageninja CVE debrief
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-01T09:17:01.540Z and has not been modified since then. The Fluent Forms plugin for WordPress, up to and including version 6.2.8, is vulnerable to Reflected Cross-Site Scripting via the 'param' due to insufficient input sanitization and output escaping. This vulnerability allows unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. The vulnerability has a CVSS score of 6.1 and is classified as MEDIUM severity. Further verification is needed to assess the full scope of affected deployments and potential impact. Defenders should verify installed versions, review logs for suspicious activity, and ensure proper security measures are in place.
- Vendor
- wpmanageninja
- Product
- Fluent Forms – Customizable Contact Forms, Survey, Quiz, & Conversational Form Builder
- CVSS
- MEDIUM 6.1
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-08-01
- Original CVE updated
- 2026-08-01
- Advisory published
- 2026-08-01
- Advisory updated
- 2026-08-01
Who should care
WordPress administrators and users of the Fluent Forms plugin, especially those with versions up to 6.2.8 installed, should be aware of this vulnerability and take necessary actions to mitigate the risk. This includes verifying installed versions, applying patches or upgrades, and implementing additional security measures to protect against potential exploitation.
Technical summary
The Fluent Forms plugin for WordPress, up to and including version 6.2.8, is vulnerable to Reflected Cross-Site Scripting via the 'param' due to insufficient input sanitization and output escaping. This vulnerability allows unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link. The vulnerability has a CVSS score of 6.1 and is classified as MEDIUM severity.
Defensive priority
Medium priority due to reflected XSS vulnerability in a widely used plugin.
Recommended defensive actions
- Inventory and verify installed version of Fluent Forms plugin
- Apply vendor patch or upgrade to version 6.2.9 or later
- Monitor for suspicious activity and implement compensating controls
- Consider additional security measures for WordPress installations
- Review and update security configurations for affected deployments
- Perform vulnerability scanning and penetration testing to identify potential exposure
- Track and document remediation progress and verification efforts
Evidence notes
The evidence for this CVE is limited, primarily based on official records from CVE.org and NVD. The Fluent Forms plugin for WordPress, up to and including version 6.2.8, is vulnerable to Reflected Cross-Site Scripting via the 'param' due to insufficient input sanitization and output escaping. Further verification is needed to assess the full scope of affected deployments and potential impact. Defenders should verify installed versions, review logs for suspicious activity, and ensure proper security measures are in place.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-08-01T09:17:01.540Z and has not been modified since then.