Moderate severityNVD Advisory· Published Oct 22, 2025· Updated Oct 23, 2025
pypdf affected by possible infinite loop when reading DCT inline images without EOF marker
CVE-2025-62707
Description
pypdf is a free and open-source pure-python PDF library. Prior to version 6.1.3, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires parsing the content stream of a page which has an inline image using the DCTDecode filter. This has been fixed in pypdf version 6.1.3.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
pypdfPyPI | < 6.1.3 | 6.1.3 |
Affected products
8- osv-coords7 versionspkg:apk/chainguard/nemopkg:apk/chainguard/open-webuipkg:apk/chainguard/open-webui-compatpkg:apk/wolfi/open-webuipkg:apk/wolfi/open-webui-compatpkg:pypi/pypdfpkg:rpm/opensuse/python-pypdf&distro=openSUSE%20Tumbleweed
< 2.5.2-r0+ 6 more
- (no CPE)range: < 2.5.2-r0
- (no CPE)range: < 0.6.34-r1
- (no CPE)range: < 0.6.34-r1
- (no CPE)range: < 0.6.34-r1
- (no CPE)range: < 0.6.34-r1
- (no CPE)range: < 6.1.3
- (no CPE)range: < 6.1.3-1.1
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-vr63-x8vc-m265ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-62707ghsaADVISORY
- github.com/py-pdf/pypdf/commit/f2864d6dd9bac7cecd3f4f54308b25ebbfa178f8ghsax_refsource_MISCWEB
- github.com/py-pdf/pypdf/pull/3501ghsax_refsource_MISCWEB
- github.com/py-pdf/pypdf/releases/tag/6.1.3ghsax_refsource_MISCWEB
- github.com/py-pdf/pypdf/security/advisories/GHSA-vr63-x8vc-m265ghsax_refsource_CONFIRMWEB
News mentions
0No linked articles in our index yet.