What’s Vulnerable › Vulnerabilities

CVE-2022-43358

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-08-22 · updated 2026-06-17
• Weakness: CWE-787

Description

Stack overflow vulnerability in ast_selectors.cpp: in function Sass::ComplexSelector::has_placeholder in libsass:3.6.5-8-g210218, which can be exploited by attackers to cause a denial of service (DoS).

Affected products

• Sass-Lang Libsass: 3.6.5-8-g210218

References

• https://drive.google.com/file/d/1j5fkPjWH9zQeTdO_4dMcZ-FpOBzP0MaI/
• https://github.com/sass/libsass
• https://github.com/sass/libsass/issues/3178
• https://drive.google.com/file/d/1j5fkPjWH9zQeTdO_4dMcZ-FpOBzP0MaI/
• https://github.com/sass/libsass
• https://github.com/sass/libsass/issues/3178

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