WP Support Plus Responsive Ticket System <= 9.1.2 - Unauthenticated Support Ticket Access via Session Cookie Forgery
Priority MEDIUM 63Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
The WP Support Plus Responsive Ticket System WordPress plugin through 9.1.2 does not sign or verify its guest-session cookie, allowing unauthenticated attackers to forge it and impersonate any ticket owner (identified by email address) to read, reply to, and close that person's support tickets.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00323 25th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | WP Support Plus Responsive Ticket System | up to 9.1.2 | — | No fix listed | CNA |
- WP Support Plus Responsive Ticket System VendorUnknown Affected up to 9.1.2 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-11875
- 2026-10-03 Alias added: GHSA-rwf6-mm98-7hfq
References
Sources
- CVE-2026-11875 · CVE Program
- CVE-2026-11875 · NVD
- FIRST EPSS
- GHSA-rwf6-mm98-7hfq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences