xhtml2pdf before 0.2.19 contains an OS command injection vulnerability in pisa.startViewer() that allows attackers to execute commands by interpolating unescaped file names into os.system. Attackers can supply an input file whose name contains a double quote and shell metacharacters, which runs OS commands as the invoking user when the pisa tool is used with -s/--start-viewer.
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Fixes
Solution
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Workaround
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References
History
Wed, 14 Oct 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | xhtml2pdf before 0.2.19 contains an OS command injection vulnerability in pisa.startViewer() that allows attackers to execute commands by interpolating unescaped file names into os.system. Attackers can supply an input file whose name contains a double quote and shell metacharacters, which runs OS commands as the invoking user when the pisa tool is used with -s/--start-viewer. | |
| Title | xhtml2pdf before 0.2.19 OS Command Injection via startViewer File Name | |
| Weaknesses | CWE-78 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-10-14T18:18:52.884Z
Reserved: 2026-10-14T13:07:34.081Z
Link: CVE-2026-110642
No data.
Status : Received
Published: 2026-10-14T15:17:17.627
Modified: 2026-10-14T15:17:17.627
Link: CVE-2026-110642
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OpenCVE Enrichment
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Weaknesses