Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-21413

CVE-2026-21413CRITICAL

LibRaw LibRaw — A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545 and Commit d20315b.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  H  H    9.8   .0138   71.7     —

AFFECTED
  Product  Versions          Fixed
  LibRaw   Commit 0b56545 –  —

TIMELINE
  Jan 21  Reserved by talos
  Apr 7   Published (CNA: talos)
  Oct 13  EXPLOIT PUBLISHED — CVE-2026-21413 (LibRaw). Public exploit reference added.

CWE-129, CWE-787 · CNA: talos · CVSS v3.1 · 15 references · NVD status: Modified

Description

A heap-based buffer overflow vulnerability exists in the lossless_jpeg_load_raw functionality of LibRaw Commit 0b56545 and Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
January 21, 2026	Reserved	Reserved by talos
April 7, 2026	Published	Published (CNA: talos)
October 13, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2026-21413 (LibRaw). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
LibRaw	LibRaw	—	Commit 0b56545	—

Weaknesses

CWE-129 · CWE-787

References (15)

Authoritative record: CVE-2026-21413 at cve.org

Vendors: libraw

Weaknesses: CWE-129 · CWE-787

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-21413 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 Monday, October 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.