CVE Explorer
CVE-2026-61684
FastGPT is a knowledge-based AI application platform. In 4.15.0-beta4, FastGPT plugin invoke reverse-call endpoints under /api/invoke/* authenticate only by verifying a JWT signed with INVOKE_TOKEN_SECRET, which defaults to the constant string token and was not set in official deployment templates. An unauthenticated attacker can self-sign an HS256 JWT and reach /api/invoke/userInfo to disclose cross-tenant user PII by attacker-supplied tmbId values, or /api/invoke/fileUpload to write attacker-c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"product":"FastGPT","vendor":"labring","versions":[{"status":"affected","version":"= 4.15.0-beta4"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":8.8,"baseSeverity":"HIGH","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"LOW"},"metric_type":"cvssV4_0"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-798","description":"CWE-798: Use of Hard-coded Credentials","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/problemTypes/0/descriptions/0
Source references
5 source assertions{"name":"https://github.com/labring/FastGPT/commit/f5f1e58b25571b7107ca49d9bf96bb2b0e0a620a","tags":["x_refsource_MISC"],"url":"https://github.com/labring/FastGPT/commit/f5f1e58b25571b7107ca49d9bf96bb2b0e0a620a"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/references/2
{"name":"https://github.com/labring/FastGPT/pull/7170","tags":["x_refsource_MISC"],"url":"https://github.com/labring/FastGPT/pull/7170"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/references/1
{"name":"https://github.com/labring/FastGPT/releases/tag/v4.15.0-beta5","tags":["x_refsource_MISC"],"url":"https://github.com/labring/FastGPT/releases/tag/v4.15.0-beta5"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/references/3
{"tags":["exploit"],"url":"https://github.com/labring/FastGPT/security/advisories/GHSA-w732-rq8c-chc8"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/adp/0/references/0
{"name":"https://github.com/labring/FastGPT/security/advisories/GHSA-w732-rq8c-chc8","tags":["x_refsource_CONFIRM"],"url":"https://github.com/labring/FastGPT/security/advisories/GHSA-w732-rq8c-chc8"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:3b6ec121da3d49929be22db774a4a7f1993c6f6d7a0895db11508ed78b77afaf · sha256:34cf7006e78dbd99… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.