4.3

CVE-2025-43903: freedesktop poppler

CVSS: 4.3v3.1MediumAnalyzed
AliasesMGASA-2025-0143SUSE-SU-2025:1434-1UBUNTU-CVE-2025-43903
Published 18-04-2025Last modified 21-04-2025
Open JSON

Vulnerability summary

CVE-2025-43903 is a medium (CVSS 4.3) vulnerability in freedesktop poppler. EPSS estimates a 0.11% chance of exploitation in the next 30 days, higher than 1.3% of scored vulnerabilities.

Overall risk
17/100
0100
Low · default modelHow is this calculated?
CVSS score
4.3/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.11%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 18-04-2025
    PublishedVulnerability first disclosed.
  2. 21-04-2025
    Last modifiedVulnerability information updated.

Description

NSSCryptoSignBackend.cc in Poppler before 25.04.0 does not verify the adbe.pkcs7.sha1 signatures on documents, resulting in potential signature forgeries.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.11%

Chance of exploitation in the next 30 days

Percentile

1%

Versus all other CVEs

30-day change

0.00 pp

From 0.11% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.11%

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

Affected systems

Suse4 products
  • poppler-qt5&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6< 24.03.0-150600.3.13.1
  • poppler-qt6&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6< 24.03.0-150600.3.13.1
  • poppler&distro=SUSE Linux Enterprise Module for Basesystem 15 SP6< 24.03.0-150600.3.13.1
  • poppler&distro=SUSE Linux Enterprise Module for Package Hub 15 SP6< 24.03.0-150600.3.13.1
Opensuse3 products
  • poppler-qt5&distro=openSUSE Leap 15.6< 24.03.0-150600.3.13.1
  • poppler-qt6&distro=openSUSE Leap 15.6< 24.03.0-150600.3.13.1
  • poppler&distro=openSUSE Leap 15.6< 24.03.0-150600.3.13.1
Debian1 product
  • poppler< 22.12.0-2+deb12u3 | < 25.03.0-4
Freedesktop1 product
Mageia1 product
  • poppler< 23.02.0-1.6.mga9
Ubuntu1 product
  • poppler< 0.62.0-2ubuntu2.14+esm6 | < 0.86.1-0ubuntu1.7 | < 22.02.0-2ubuntu0.8 | < 24.02.0-1ubuntu9.4

6 vendors · 11 products

References

10 links