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CVE-2021-26259

7.8 · HIGH
Published Mar 3, 2022 htmldoc_project CWE-787 EPSS 1.21% (66th pctl)

Overview

CVE-2021-26259 is a high-severity vulnerability affecting htmldoc_project htmldoc. It was published on March 3, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical Description

A flaw was found in htmldoc in v1.9.12. Heap buffer overflow in render_table_row(),in ps-pdf.cxx may lead to arbitrary code execution and denial of service.

Remediation

Check the references section for vendor advisories and patches from htmldoc_project. Update htmldoc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

Frequently Asked Questions

What is CVE-2021-26259?

CVE-2021-26259 is a high-severity vulnerability affecting htmldoc_project htmldoc. It was published on March 3, 2022 and has a CVSS 3.1 base score of 7.8 (HIGH).

How severe is CVE-2021-26259?

This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2021-26259?

Check the references section for vendor advisories and patches from htmldoc_project. Update htmldoc to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-26259?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-26259 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.