CVE-2018-19218
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser:...
CVE-2018-19218 is a medium vulnerability (CVSS 6.5) in Sass-lang Libsass, published November 12, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 66th percentile. No source names a fixed version.
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
- Record
CVE-2018-19218- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-125
- Updated
- 2026-11-02
CVE List No score
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
- Record
CVE-2018-19218- Updated
- 2026-11-02
EUVDEUVD-2018-10927 No score
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
- Record
EUVD-2018-10927- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cxrv-5xrr-3rp8
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser:...
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
- Record
GHSA-cxrv-5xrr-3rp8- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-125
- Updated
- 2026-11-02
OSV
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
- Record
CVE-2018-19218- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-19218
In LibSass 3.5-stable, there is an illegal address access at Sass::Parser::parse_css_variable_value_token that will lead to a DoS attack.
- Record
UBUNTU-CVE-2018-19218- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libsassUbuntu:16.04:LTS |
All versions, plus listed versions 3.2.5-13.2.5-23.3.2-13.3.4-1 |
None known |
libsassUbuntu:Pro:18.04:LTS |
All versions, plus listed versions 3.4.3-13.4.6-13.4.8-13.4.8-1ubuntu0.1~esm1 |
None known |
libsassUbuntu:20.04:LTS |
All versions, plus listed versions 3.5.5-43.6.3-1ubuntu1 |
None known |
libsassUbuntu:22.04:LTS |
All versions, plus listed versions 3.6.5-1ubuntu1 |
None known |
libsassUbuntu:24.04:LTS |
All versions, plus listed versions 3.6.5+20220909-1ubuntu13.6.5+20231221-3 |
None known |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |