Vulnerability Description
ShowDoc through 3.9.5 contains an authorization bypass vulnerability in the api/paramDescLib/deleteEntries endpoint that checks edit permission only for the first supplied entry id. Authenticated attackers can place their own entry id first and append other users' entry ids to permanently delete those parameter-description entries.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/star7th/showdoc
- https://github.com/star7th/showdoc/blob/v3.9.5/server/app/Api/Controller/ParamDe
- https://github.com/star7th/showdoc/commit/53228511e656904abf7841c3d25ff78a4b5ce9
- https://github.com/star7th/showdoc/issues/2612
- https://hackmd.io/@hieuPenguinnn/showdoc-paramdesclib-cross-item-idor-delete
- https://www.vulncheck.com/advisories/showdoc-through-3.9.5-authorization-bypass-
FAQ
What is CVE-2026-119661?
CVE-2026-119661 is a vulnerability with a CVSS score of 4.2 (MEDIUM). ShowDoc through 3.9.5 contains an authorization bypass vulnerability in the api/paramDescLib/deleteEntries endpoint that checks edit permission only for the first supplied entry id. Authenticated atta...
How severe is CVE-2026-119661?
CVE-2026-119661 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119661?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.