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CVE-2025-62708

25
FAUCET Score

CVE-2025-62708 describes a denial-of-service vulnerability in pypdf versions prior to 6.1.3, allowing an attacker to craft a malicious PDF that causes excessive memory consumption when parsed, specifically when using the LZWDecode filter. This vulnerability has a CVSS score of 7.5 (High), indicating it can be exploited remotely with low attack complexity and without user interaction, leading to high availability impact. Currently, there is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 6.1.3CPE matchmatch criteria
cpe:2.3:a:pypdf_project:pypdf:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

6.6MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
VS Confidentiality
NONE
VS Integrity
NONE
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
UNREPORTED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.41%
Probability of exploitation in next 30 days
EPSS Percentile
33.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0041 is in the 13th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

github_advisorypatch availablevia nvd_reference
View patch
pippatch availablevia ghsa
Product: pypdfFixed in: 6.1.3
redhatno patchvia redhat_api
Product: OpenShift LightspeedFixed in: openshift-lightspeed-tech-preview/lightspeed-rag-tool-rhel9
redhatno patchvia redhat_api
Product: Red Hat OpenShift AI (RHOAI)Fixed in: rhoai/odh-llama-stack-core-rhel9
redhatend of lifevia redhat_api
Product: OpenShift LightspeedFixed in: openshift-lightspeed/lightspeed-service-api-rhel9

Vendor Advisories (2)

redhatCVE-2025-62708Moderate

pypdf: pypdf manipulated LZWDecode streams can exhaust RAM

Oct 22, 2025
pipGHSA-jfx9-29x2-rv3jmedium

pypdf can exhaust RAM via manipulated LZWDecode streams

Oct 22, 2025

References

github.com / py-pdf/pypdf/commit/e51d07807ffcdaf18077b9486dadb3dc05b368da
Patch
github.com / py-pdf/pypdf/pull/3502
Patch
github.com / py-pdf/pypdf/releases/tag/6.1.3
Release Notes
github.com / py-pdf/pypdf/security/advisories/GHSA-jfx9-29x2-rv3j
PatchVendor Advisory