CVE-2026-87828 json
Seraphinite Accelerator < 2.29.24 - Subscriber+ DoS via seraph_accel_State Update
published 2026-09-16 54 d ago modified 2026-09-17 52 d ago also EUVD-2026-80207
- cvss
- 5.7
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 24%
- public exploits
- 0
- none known
Summary
The Seraphinite Accelerator WordPress plugin before 2.29.24 does not perform a capability check on one of its state-update AJAX actions, allowing authenticated users such as subscribers to write a malformed value that causes an uncaught error on every subsequent admin page load, making the entire admin area inaccessible to all administrators (denial of service).
Patch / fix
- Unknown Seraphinite Accelerator 2.29.24
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 52 d ago
Exploit prediction
0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- wpscan.com https://wpscan.com/vulnerability/ce546b34-4383-4166-9b87-335a524f37e2/ referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 5.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
| CNA | 3.1 | 5.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H |
Affected products
- Unknown Seraphinite Accelerator
Classification
- Weakness
-
- CWE-400 Uncontrolled Resource Consumption
- Technology feeds
References
-
wpscan.com
/vulnerability/ce546b34-4383-4166-9b87-335a524f37e2/
exploit, vdb-entry, technical-description
Sources
- CVE List CVE-2026-87828
- NVD CVE-2026-87828
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.