CVE-2017-11556

7.5 highEPSS 1.2%

High (7.5) in libsass libsass. EPSS 1.2% chance of exploitation in the next 30 days.

There is a stack consumption vulnerability in the Parser::advanceToNextToken function in parser.cpp in LibSass 3.4.5. A crafted input may lead to remote denial of service.

Severity

CVSS 3.0

7.5 high

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 68% of CVEs (scores of 2026-10-31)
CWE: CWE-674
Published: 2017-07-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

libsass:libsass

References

https://bugzilla.redhat.com/show_bug.cgi?id=1471786
https://bugzilla.redhat.com/show_bug.cgi?id=1471786

Check your stack JSON