CVE-2022-24859

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.32% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 70.8% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2022-04-18 00:00Z4 YR AGO

Last updated

2025-04-22 18:15Z1 YR AGO

Reserved

2022-02-10

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.2)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

• CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base

Data version

5.1

Document digest

7e0d03675a554346b9c2f263deef2f7ad312bc261a91681ec2f1fd7c911cbb6c

• github.comhttps://github.com/py-pdf/PyPDF2/security/advisories/GHSA-xcjx-m2pj-8g79
• github.comhttps://github.com/py-pdf/PyPDF2/issues/329
• github.comhttps://github.com/py-pdf/PyPDF2/pull/740
• github.comhttps://github.com/py-pdf/PyPDF2/releases/tag/1.27.5
• lists.debian.org[debian-lts-announce] 20220603 [SECURITY] [DLA 3039-1] pypdf2 security updatehttps://lists.debian.org/debian-lts-announce/2022/06/msg00001.htmlmailing-list
• lists.debian.org[debian-lts-announce] 20230609 [SECURITY] [DLA 3451-1] pypdf2 security updatehttps://lists.debian.org/debian-lts-announce/2023/06/msg00013.htmlmailing-list