CVE-2020-7707
9.8
CRITICAL · CVSS 3.1 · EPSS 3.4% (pctl 88)
In your normal cycle
Critical by CVSS (9.8), but no sign of active exploitation.
Description
The package property-expr before 2.0.3 are vulnerable to Prototype Pollution via the setter function.
Scoring
| CVSS | 9.8 (CRITICAL, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 3.38% — more likely to be exploited than 88% of all CVEs |
| Weakness | CWE-1321 |
| On CISA KEV | no |
| Public exploit | none known |
| Published | 2020-08-18 |
| Last modified | 2026-06-17 |
Affected (1)
| Vendor | Product |
|---|---|
| property-expr project | property-expr |
References
- https://github.com/jquense/expr/commit/df846910915d59f711ce63c1f817815bceab5ff7
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-598857
- https://snyk.io/vuln/SNYK-JS-PROPERTYEXPR-598800
- https://github.com/jquense/expr/commit/df846910915d59f711ce63c1f817815bceab5ff7
- https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-598857
- https://snyk.io/vuln/SNYK-JS-PROPERTYEXPR-598800
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