pypdf is a free and open-source pure-python PDF library. Prior to 6.21.3, pypdf can consume excessive memory when strict mode loads a crafted invalid PDF dictionary. Nested parsing failures add repeated exception text to newly raised errors, allowing a small malformed dictionary to amplify into very large error messages. This issue is fixed in version 6.21.3.

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 6.21.3, pypdf can consume excessive
    memory when strict mode loads a crafted invalid PDF dictionary. Nested parsing failures add repeated
    exception text to newly raised errors, allowing a small malformed dictionary to amplify into very large
    error messages. This issue is fixed in version 6.21.3. (CVE-2026-119207)

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - pypdf is a free and open-source pure-python PDF library. Prior to 6.21.3, pypdf can consume excessive     memory when strict mode loads a crafted invalid PDF dictionary. Nested parsing failures add repeated     exception text to newly raised errors, allowing a small malformed dictionary to amplify into very large     error messages. This issue is fixed in version 6.21.3. (CVE-2026-119207)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Type	Severity
478143	Chainguard: multiple open-webui packages: security update to 0.12.3-r14	Tenable Cloud Security	Chainguard Local Security Checks	Local	high
478143	Chainguard: multiple open-webui packages: security update to 0.12.3-r14	Tenable Self-Hosted Container Security	Chainguard Local Security Checks	Local	high
478085	SCA: security update for pypdf (GHSA-4vqv-7265-gm2w)	Tenable Cloud Security	SCA Checks	Local	high
478085	SCA: security update for pypdf (GHSA-4vqv-7265-gm2w)	Tenable Self-Hosted Container Security	SCA Checks	Local	high
374259	Linux Distros Unpatched Vulnerability : CVE-2026-119207	Nessus	Misc.	Local	high

Detections

Analytics

CVE-2026-119207

high

Tenable Plugins

high

high

high

high

high