Reference page — cumulative record through Sunday, October 4, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-87828
Unknown Seraphinite Accelerator — Seraphinite Accelerator < 2.29.24 - Subscriber+ DoS via seraph_accel_State Update
AV AC PR UI S C I A CVSS EPSS %ile KEV
N L L R U N N H 5.7 .0032 22.4 —
AFFECTED
Product Versions Fixed
Seraphinite Accelerator unspecified —
TIMELINE
Sep 9 Reserved by WPScan
Sep 16 Published (CNA: WPScan)
Sep 17 EXPLOIT PUBLISHED — CVE-2026-87828 (Unknown Seraphinite Accelerator). Public exploit reference added.
Description
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).
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
|---|
| September 9, 2026 | Reserved | Reserved by WPScan |
| September 16, 2026 | Published | Published (CNA: WPScan) |
| September 17, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-87828 (Unknown Seraphinite Accelerator). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|
| Unknown | Seraphinite Accelerator | — | — | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-87828 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Sunday, October 4, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.
