Vulnerability · Published Sep 10, 2021 · Assigned by @huntrdev
CVE-2021-3645Prototype Pollution in viking04/merge
Medium 6.8
In plain English
A medium-severity prototype pollution in viking04/merge from viking04. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.0)6.8Medium
Exploit odds (30 days)1.4%top 26.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
merge is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | @viking04/merge | 1.0.2 | GHSA-cqqh-49mx-fq63 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| viking04 | viking04/merge | unspecified – before 1.0.2 |
Weakness: CWE-1321 · Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
References
- https://huntr.dev/bounties/ef387a9e-ca3c-4c21-80e3-d34a6a896262 x_refsource_CONFIRM
- https://github.com/viking04/merge/commit/baba40332080b38b33840d2614df6d4142dedaf6 x_refsource_MISC