CVE-2026-108686 json
WP Post Author < 4.2.0 - Unauthenticated reCAPTCHA Secret Key Disclosure
published 2026-10-29 11 d ago modified 2026-10-29 10 d ago also EUVD-2026-112619
- cvss
- 3.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 12%
- public exploits
- 0
- none known
Summary
The WP Post Author WordPress plugin before 4.2.0 does not restrict the integration settings it returns to visitors, allowing unauthenticated users to read the reCAPTCHA secret key when one has been saved.
Patch / fix
- Unknown WP Post Author 4.2.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 11 d ago
Exploit prediction
0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/50b39d25-51dc-49b4-8480-6a6954af8209/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| CNA | 3.1 | 3.7 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
Affected products
- Unknown WP Post Author
Classification
- Weakness
-
- CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
- Technology feeds
References
-
wpscan.com
/vulnerability/50b39d25-51dc-49b4-8480-6a6954af8209/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-108686
- NVD CVE-2026-108686
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.