5.9

CVE-2026-46675: libpng1.6

CVSS: 5.9v3.1MediumPublished
AliasesUBUNTU-CVE-2026-46675USN-8899-1DEBIAN-CVE-2026-46675
Published 07-10-2026Last modified 09-10-2026
Open JSON

Vulnerability summary

CVE-2026-46675 is a medium (CVSS 5.9) vulnerability in libpng1.6.

Overall risk
24/100
0100
Low · default modelHow is this calculated?
CVSS score
5.9/10
010
Medium · v3.1 (OSV · Red hat), selected by version preference
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-10-2026
    PublishedVulnerability first disclosed.
  2. 09-10-2026
    Last modifiedVulnerability information updated.

Description

libpng1.6 vulnerability Ze Sheng discovered that libpng incorrectly handled certain compressed data chunks in PNG files. An attacker could possibly use this issue to cause a denial of service.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Redhat4 products
  • libpng< 0:1.6.59-0.1.hum1
  • libpng-devel< 0:1.6.59-0.1.hum1
  • libpng-static< 0:1.6.59-0.1.hum1
  • libpng-tools< 0:1.6.59-0.1.hum1
Opensuse2 products
  • libpng16&distro=openSUSE Leap 16.0< 1.6.59-160000.1.1
  • libpng16&distro=openSUSE Tumbleweed< 1.6.59-1.1
Debian1 product
  • libpng1.6< 1.6.39-2+deb12u6 | < 1.6.48-1+deb13u6 | < 1.6.59-1
Mageia1 product
  • libpng< 1.6.53-6.1.mga10
Suse1 product
  • libpng16&distro=SUSE Linux Micro 6.2< 1.6.59-160000.1.1
Ubuntu1 product
  • libpng1.6< 1.6.20-2ubuntu0.1~esm5 | < 1.6.34-1ubuntu0.18.04.2+esm4 | < 1.6.37-2ubuntu0.1~esm4 | < 1.6.37-3ubuntu0.7 | < 1.6.43-5ubuntu0.7 | < 1.6.57-1ubuntu0.1

6 vendors · 10 products

References

21 links
Show all 21 references