What’s Vulnerable › Vulnerabilities

CVE-2021-26948

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-03-03 · updated 2026-06-17
• Weakness: CWE-479

Description

Null pointer dereference in the htmldoc v1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of service via a crafted html file.

Affected products

• htmldoc: 1.9.11

References

• https://github.com/michaelrsweet/htmldoc/issues/410
• https://github.com/michaelrsweet/htmldoc/issues/410

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