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NVD Vulnerability Details :
CVE-2026-27628
Modified
More InfoOfficial Page
Source-security-advisories@github.com
View Known Exploited Vulnerability (KEV) details
Published At-25 Feb, 2026 | 03:16
Updated At-27 Feb, 2026 | 20:21

pypdf is a free and open-source pure-python PDF library. Prior to 6.7.2, an attacker who uses this vulnerability can craft a PDF which leads to an infinite loop. This requires reading the file. This has been fixed in pypdf 6.7.2. As a workaround, one may apply the patch manually.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.01.2LOW
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/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
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 4.0
Base score: 1.2
Base severity: LOW
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/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
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CPE Matches
pypdf_project
pypdf_project
>>pypdf>>Versions before 6.7.2(exclusive)
cpe:2.3:a:pypdf_project:pypdf:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-835Secondarysecurity-advisories@github.com
CWE ID: CWE-835
Type: Secondary
Source: security-advisories@github.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/py-pdf/pypdf/commit/f0a462d36971cf077d74492a348d0d06fd60ea4dsecurity-advisories@github.com
N/A
https://github.com/py-pdf/pypdf/issues/3654security-advisories@github.com
Issue Tracking
Patch
https://github.com/py-pdf/pypdf/security/advisories/GHSA-2rw7-x74f-jg35security-advisories@github.com
Patch
Vendor Advisory
https://github.com/py-pdf/pypdf/issues/3654134c704f-9b21-4f2e-91b3-4a467353bcc0
Issue Tracking
Patch
Hyperlink: https://github.com/py-pdf/pypdf/commit/f0a462d36971cf077d74492a348d0d06fd60ea4d
Source: security-advisories@github.com
Resource: N/A
Hyperlink: https://github.com/py-pdf/pypdf/issues/3654
Source: security-advisories@github.com
Resource:
Issue Tracking
Patch
Hyperlink: https://github.com/py-pdf/pypdf/security/advisories/GHSA-2rw7-x74f-jg35
Source: security-advisories@github.com
Resource:
Patch
Vendor Advisory
Hyperlink: https://github.com/py-pdf/pypdf/issues/3654
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Resource:
Issue Tracking
Patch
Change History
0Changes found
Details not found