CVE-2018-11694
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the...
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
CVE-2018-11694- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE List No score
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
CVE-2018-11694- Updated
- 2026-11-02
EUVDEUVD-2018-3713 No score
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
EUVD-2018-3713- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-352r-pm46-cmhx
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the...
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
GHSA-352r-pm46-cmhx- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-476
- Updated
- 2026-11-02
OSVAZL-27684
CVE-2018-11694 affecting package reaper for versions less than 3.1.1-6
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
AZL-27684- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
CVE-2018-11694- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2018-11694
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
DEBIAN-CVE-2018-11694- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2018-11694
An issue was discovered in LibSass through 3.5.4. A NULL pointer dereference was found in the function Sass::Functions::selector_append which could be leveraged by an attacker to cause a denial of service (application crash) or possibly have unspecified other impact.
- Record
UBUNTU-CVE-2018-11694- CVSS 3.0
- 8.8 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
reaperAzure Linux:2 |
before 3.1.1-6 | 3.1.1-6 |
libsassDebian:12 |
before 3.6.3-1 | 3.6.3-1 |
libsassDebian:13 |
before 3.6.3-1 | 3.6.3-1 |
libsassDebian:14 |
before 3.6.3-1 | 3.6.3-1 |
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 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-11694 is a high vulnerability (CVSS 8.8) in Sass-lang Libsass, published June 4, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.68%, the 76th percentile. Fixed in reaper 3.1.1-6.