WPBot 8.4.9 - 8.5.9 - Unauthenticated Chat Visitor PII Disclosure
Priority LOW 30CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-200.
Summary
The WPBot WordPress plugin before 8.6.0 does not perform any capability or nonce check on the AJAX action that lists stored chat sessions, allowing unauthenticated attackers to retrieve the name, email address and phone number of every chat visitor by requesting a wide date range.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00345 28th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed WPBot (Unknown): 8.6.0
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 | WPBot | 8.4.9 to before 8.6.0 | 8.6.0 | Patch available | CNA |
- WPBot VendorUnknown Affected 8.4.9 to before 8.6.0 Fixed in 8.6.0 Patch available CNA
Remediation
- Fix · CNA WPBot (Unknown) Fixed in 8.6.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-87916
- 2026-10-03 Alias added: GHSA-gpj8-3p6v-p7h3
References
Sources
- CVE-2026-87916 · CVE Program
- CVE-2026-87916 · NVD
- FIRST EPSS
- GHSA-gpj8-3p6v-p7h3 · 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