Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
AV AC PR UI S C I A CVSS EPSS %ile KEV N L L N U N L N 4.3 .0015 4.9 —
AFFECTED Product Versions Fixed ProfileGrid unspecified —
TIMELINE Jul 20 Reserved by WPScan Aug 2 Published (CNA: WPScan) Aug 3 EXPLOIT PUBLISHED — CVE-2026-16291 (Unknown ProfileGrid). Public exploit reference added.
The ProfileGrid WordPress plugin before 5.9.9.8 does not verify that a notification belongs to the requesting user before deleting it, allowing any authenticated user such as a Subscriber to delete other users' notifications by enumerating notification identifiers.
| Date | Event | Detail |
|---|---|---|
| July 20, 2026 | Reserved | Reserved by WPScan |
| August 2, 2026 | Published | Published (CNA: WPScan) |
| August 3, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-16291 (Unknown ProfileGrid). Public exploit reference added. |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| Unknown | ProfileGrid | — | — | — |
Authoritative record: CVE-2026-16291 at cve.org
Weaknesses: CWE-639
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-16291 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 Wednesday, August 19, 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.