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Back to active CVEs
Medium · CVSS 4.3CVE-2023-39327

Openjpeg: malicious files can cause the program to enter a large loopCVE-2023-39327

Answer in brief

CVE-2023-39327 records a Medium severity (CVSS 4.3) vulnerability in Openjpeg: malicious files can cause the program to enter a large loop. The current sources do not mark it as known exploited. The current feed maps Red Hat/gimp:flatpak/openjpeg2 (generic), Red Hat/inkscape:flatpak/openjpeg2 (generic), Red Hat/libreoffice:flatpak/openjpeg2 (generic), openjpeg (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jul 13, 2024Updated Sep 21, 2026Source checked Nov 5, 2026First seen by HOL Sep 21, 2026Material review Sep 21, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 4.3
Exploitation
Not marked as known exploited
Affected software
12 mapped packages or products
Fix availability
Not reported

Why this deserves its current priority

CVSS is 4.3. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Red Hat/gimp:flatpak/openjpeg2 (generic), Red Hat/inkscape:flatpak/openjpeg2 (generic), Red Hat/libreoffice:flatpak/openjpeg2 (generic), openjpeg (generic) and additional mapped packages. Check affected ranges and fixed versions before updating.

Affected products and reported versions
ProductAffected versionsFixed versions
cpe:2.3:a:uclouvain:openjpeg:-:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:uclouvain:openjpeg:2.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:a:uclouvain:openjpeg:2.5.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*Not reportedNot reported
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*Not reportedNot reported
Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Red Hat/gimp:flatpak/openjpeg2generic*Not reported
Red Hat/inkscape:flatpak/openjpeg2generic*Not reported
Red Hat/libreoffice:flatpak/openjpeg2generic*Not reported
openjpeggeneric2.5.0Not reported
Red Hat/openjpeg2generic*Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Red Hat/gimp:flatpak/openjpeg2, Red Hat/inkscape:flatpak/openjpeg2, Red Hat/libreoffice:flatpak/openjpeg2.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Jul 13, 2024

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 21, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 21, 2026

Sources and claim methodology

  • Source referenceaccess.redhat.com
  • Source referenceaccess.redhat.com
  • Source referencebugzilla.redhat.com
  • GitHub security advisorygithub.com
Upstream source description

A flaw was found in OpenJPEG. Maliciously constructed pictures can cause the program to enter a large loop and continuously print warning messages on the terminal.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Vulnerability
EPSS
Not reported
CWE IDs
CWE-400
Source
CVE List V5
Source checked
Nov 5, 2026
References
4 linked sources
Open source record