Vulnerabilities

Vulnerability · CVE-2026-52584

Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function

Published Jul 17, 2026 · catalog updated Oct 15, 2026 · Debian Debian

Check if you run it

No confirmed exploitation is on record for CVE-2026-52584. EPSS is 0.12%. Act only if a listed version of Debian Debian is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.12%
Remediation
Advisory link
Affected products
Debian:12 jpeg-xl · Debian:13 jpeg-xl · Debian:14 jpeg-xl

Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • Debian:12 jpeg-xl0.10.3-1, 0.10.3-2, 0.10.3-3
  • Debian:13 jpeg-xl0 → 0.11.2-0.1~deb13u3
  • Debian:14 jpeg-xl0 → 0.11.2-5.1

How to fix CVE-2026-52584

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-52584. EPSS is 0.12%. Act only if a listed version of Debian Debian is installed.

Which versions are affected?

Compare what you have installed with 0.10.3-1, 0.10.3-2, 0.10.3-3, 0 → 0.11.2-0.1~deb13u3, 0 → 0.11.2-5.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.12%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 17, 2026 · OpenSSF OSV / OSV Scanner

    Detected

    Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function

  2. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    jpeg-xl fixed in 0.11.2-0.1~deb13u3; jpeg-xl fixed in 0.11.2-5.1

  3. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    jpeg-xl fixed in 0.11.2-0.1~deb13u3

  4. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Fix available

    jpeg-xl fixed in 0.11.2-5.1

  5. Oct 15, 2026 · OpenSSF OSV / OSV Scanner

    Updated

    Buffer Overflow vulnerability in libjxl v.0.11.2 and before allows a local attacker to obtain sensitive information via the DecodeImageAPNG function

Sources

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.