CVE-2026-16547 json
REST API Log < 1.7.1 - Unauthenticated Sensitive Log Data Disclosure via Download Endpoint
published 2026-08-04 3 mo ago modified 2026-08-26 2 mo ago also EUVD-2026-52600
- cvss
- 5.9
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 33%
- public exploits
- 0
- none known
Summary
The REST API Log WordPress plugin before 1.7.1 does not bind the token protecting its log download feature to the log entry being requested, nor does it check the capability of the requester, allowing unauthenticated users in possession of any such token to download the logged REST API requests and responses of any entry, which may contain sensitive data such as credentials, authentication tokens or private content.
Patch / fix
- Unknown REST API Log 1.7.1
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/373d040f-0361-4b09-9655-34d415e2c49e/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| CNA | 3.1 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- Unknown REST API Log
Classification
- Weakness
-
- CWE-284 Improper Access Control
- Technology feeds
References
-
wpscan.com
/vulnerability/373d040f-0361-4b09-9655-34d415e2c49e/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-16547
- NVD CVE-2026-16547
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.