CVE-2021-26259

HIGH
Published Mar 3, 20224y ago · Modified Jun 17, 20262w ago
7.8 CVSS 3.1
High
Find Similar
Published Mar 3, 2022 4y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 1

VendorProductVersionRange
htmldoc_projecthtmldoc1.9.12any

References 2

  • github.com https://github.com/michaelrsweet/htmldoc/commit/0ddab26a542c74770317b622e985c52430092ba5
    PatchThird Party Advisory
  • github.com https://github.com/michaelrsweet/htmldoc/issues/417
    ExploitIssue TrackingPatchThird Party Advisory

Remediation

  • github.com https://github.com/michaelrsweet/htmldoc/commit/0ddab26a542c74770317b622e985c52430092ba5
    PatchThird Party Advisory
  • github.com https://github.com/michaelrsweet/htmldoc/issues/417
    ExploitIssue TrackingPatchThird Party Advisory