What’s Vulnerable › Vulnerabilities

CVE-2018-20190

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-17 · updated 2026-06-17
• Weakness: CWE-476

Description

In LibSass 3.5.5, a NULL Pointer Dereference in the function Sass::Eval::operator()(Sass::Supports_Operator*) in eval.cpp may cause a Denial of Service (application crash) via a crafted sass input file.

Affected products

• Sass-Lang Libsass: 3.5.5

References

• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
• http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
• http://www.securityfocus.com/bid/106232
• https://github.com/sass/libsass/issues/2786
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00047.html
• http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00051.html
• http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00027.html
• http://www.securityfocus.com/bid/106232
• https://github.com/sass/libsass/issues/2786

Get alerted when CVE-2018-20190 or the next vulnerability affects your stack