CVE-2020-36632

hughsk flat index.js unflatten prototype pollution

CVSS 6.3 MEDIUMEPSS 1.1%CWE-1321

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.3EPSS 1.1%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

25 Dec 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A vulnerability, which was classified as critical, was found in hughsk flat up to 5.0.0. This affects the function unflatten of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to initiate the attack remotely. Upgrading to version 5.0.1 is able to address this issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13. It is recommended to upgrade the affected component. The identifier VDB-216777 was assigned to this vulnerability.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Affected products

hughsk · flat

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References

https://github.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13 https://github.com/hughsk/flat/issues/105 https://github.com/hughsk/flat/pull/106 https://github.com/hughsk/flat/releases/tag/5.0.1 https://vuldb.com/?ctiid.216777 https://vuldb.com/?id.216777