Detections
Analytics

SCA: security update for pypdf (GHSA-hqmh-ppp3-xvm7)

medium Tenable Cloud Security Plugin ID 438610

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - pypdf is a free and open-source pure-python PDF library. Prior to 6.8.0, an attacker who uses this
 vulnerability can craft a PDF which leads to large memory usage. This requires parsing a content stream
 with a rather large /Length value, regardless of the actual data length inside the stream. This
 vulnerability is fixed in 6.8.0. (CVE-2026-31826)

Solution

Update the pypdf library and its related packages to version 6.8.0 or later.

See Also

https://github.com/advisories/GHSA-hqmh-ppp3-xvm7

Plugin Details

Severity: Medium

ID: 438610

Version: Revision 1.10

Type: Local

Family: SCA Checks

Published: 3/11/2026

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.73

Vendor

Vendor Severity: Medium

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2026-31826

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS v4

Risk Factor: Medium

Base Score: 6.8

Threat Score: 4.3

Threat Vector: CVSS:4.0/E:U

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 3/11/2026

Vulnerability Publication Date: 3/10/2026

Reference Information

CVE: CVE-2026-31826

cwe: CWE-770