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.
CVSS EPSS %ile KEV — .9973 100.0 YES
AFFECTED Product Versions Fixed Chromium WebP unspecified —
TIMELINE Sep 13 Added to CISA KEV, remediation due 2023-10-04 Sep 13 Published
| Date | Event | Detail |
|---|---|---|
| September 13, 2023 | KEV ADDED | Added to CISA KEV, remediation due 2023-10-04 |
| September 13, 2023 | Published | Published |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| Chromium WebP | — | — | — |
No references recorded.
Authoritative record: CVE-2023-4863 at cve.org
Vendors: google
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-4863 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.