Vulnerability in Handlebarsjs Handlebars
CVE-2021-23369
The package handlebars before 4.7.7 are vulnerable to Remote Code Execution (RCE) when selecting certain compiling options to compile templates coming from an untrusted source.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.070 (94.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.070 · newest: 0.070 · change: 0.000
Affected products
- Handlebarsjs Handlebars
- Handlebars — versions unspecified
Public proof-of-concept exploits
References
- snyk.io/vuln/SNYK-JS-HANDLEBARS-1056767 (Exploit, Third Party Advisory)
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARS-1074950 (Exploit, Third Party Advisory)
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1074951 (Exploit, Third Party Advisory)
- snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1074952 (Exploit, Third Party Advisory)
- github.com/handlebars-lang/handlebars.js/commit/b6d3de7123eebba603e321f04afdbae… (Patch, Third Party Advisory)
- github.com/handlebars-lang/handlebars.js/commit/f0589701698268578199be25285b2eb… (Patch, Third Party Advisory)
- security.netapp.com/advisory/ntap-20210604-0008/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-23369?
- CVE-2021-23369 is a medium-severity vulnerability in Handlebarsjs Handlebars. CVSS score: 5.6/10. Published 2021-04-12.
- How severe is CVE-2021-23369?
- Medium severity. CVSS v3 base score is 5.6 out of 10.
- Is CVE-2021-23369 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.