Is CVE-2025-62707 actively exploited?

CVE-2025-62707 has no public evidence of in-the-wild exploitation as of 2025-10-27.

What is the CVSS score for CVE-2025-62707?

CVE-2025-62707 has a CVSS score of 6.6 (MEDIUM severity). Vector: 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.

How do I patch CVE-2025-62707?

Patch guidance is available from pypdf project security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2025-62707.

Which products are affected by CVE-2025-62707?

1 product: pypdf project pypdf.

CVE-2025-62707 - remediation guidance & executive summary

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.

CVSS Metrics

Vector: 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
Complexity: low
Privileges: none
User Action: none
Confidentiality: undefined
Integrity: undefined
Availability: undefined
Weaknesses: CWE-834

Metadata

Primary Vendor: PYPDF_PROJECT
Published: 10/22/2025
Last Modified: 10/27/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

CVE-2025-62707

Description

CVSS Metrics

Metadata

Affected Products

Remediation Guidance

Executive Summary