UBUNTU-CVE-2019-20922

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2019-20922
Published: 30 Sept 2020, 18:15
Last modified:24 Oct 2025, 04:48

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.1 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

30 Sept 2020, 18:15
Published
Vulnerability first disclosed
24 Oct 2025, 04:48
Last Modified
Vulnerability information updated

Description

Handlebars before 4.4.5 allows Regular Expression Denial of Service (ReDoS) because of eager matching. The parser may be forced into an endless loop while processing crafted templates. This may allow attackers to exhaust system resources.

CVSS Metrics

  • v3.1•HIGH•Score: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • ubuntu•node-handlebars

    all

References (5)