CVE-2025-52552
mediumpriority · track · 24EPSS 0.003 · 19 %ileEUUSEPSS · scored 2026-10-27
FastGPT is an AI Agent building platform. Prior to version 4.9.12, the LastRoute Parameter on login page is vulnerable to open redirect and DOM-based XSS. Improper validation and lack of sanitization of this parameter allows attackers execute malicious JavaScript or redirect them to attacker-controlled sites. This issue has been patched in version 4.9.12.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.4–6.1
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://github.com/labring/FastGPT/commit/095b75ee27746004106eddeaa4840688a61ff6ebcnnvd
- https://github.com/labring/FastGPT/releasesPatchcnnvd
- https://github.com/labring/FastGPT/security/advisories/GHSA-r976-rfrv-q24mcnnvd
- https://github.com/labring/FastGPT/commit/095b75ee27746004106eddeaa4840688a61ff6ebenisa_euvd
- https://github.com/labring/FastGPT/security/advisories/GHSA-r976-rfrv-q24menisa_euvd
- https://github.com/labring/FastGPT/commit/095b75ee27746004106eddeaa4840688a61ff6ebPatchnvd
- https://github.com/labring/FastGPT/security/advisories/GHSA-r976-rfrv-q24mExploitVendor Advisorynvd
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