CVE-2026-15209 json
JS Help Desk – AI-Powered Support & Ticketing System < 3.1.5 - Subscriber+ Cross-User Support Ticket Disclosure via IDOR
published 2026-07-31 3 mo ago modified 2026-08-26 2 mo ago also EUVD-2026-51426
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 27%
- public exploits
- 0
- none known
Summary
The JS Help Desk WordPress plugin before 3.1.5 does not verify that the requesting user owns the ticket being loaded: a low-privileged authenticated user can supply another user's ticket ID and read that ticket's contents, including the reporter's PII and message body.
Patch / fix
- Unknown JS Help Desk 3.1.5
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/3665b8dd-2b02-4c3b-b024-f1e07f934fab/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Unknown JS Help Desk
Classification
- Weakness
-
- CWE-639 Authorization Bypass Through User-Controlled Key
- Technology feeds
References
-
wpscan.com
/vulnerability/3665b8dd-2b02-4c3b-b024-f1e07f934fab/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-15209
- NVD CVE-2026-15209
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.