Missing authorization in Optima Express IDX
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.
Summary
The Optima Express IDX WordPress plugin before 8.7.6 does not perform any authorisation check on one of its AJAX actions that is available to logged-out users, allowing unauthenticated attackers to force the creation of a fixed author-role account and to repeatedly rotate its application password on any connected install.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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 | Optima Express IDX | 8.5.0 to before 8.7.6 | 8.7.6 | Patch available | CNA |
- Optima Express IDX VendorUnknown Affected 8.5.0 to before 8.7.6 Fixed in 8.7.6 Patch available CNA
Remediation
- Fix · CNA Optima Express IDX (Unknown) Fixed in 8.7.6
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
Optima Express IDX 8.7.6
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2026-63923 Optima Express 8.6.0 - 8.7.5 - Author+ Stored XSS via faq_scriptPriority LOW 31
Timeline
- 2026-10-02 Threatist record created from CVE-2026-96897
- 2026-10-03 Alias added: GHSA-fx75-253r-968v
References
Sources
- CVE-2026-96897 · CVE Program
- CVE-2026-96897 · NVD
- FIRST EPSS
- GHSA-fx75-253r-968v · GitHub Advisory Database · CC BY 4.0
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