CVE-2021-4279

A vulnerability has been found in Starcounter-Jack JSON-Patch up to 3.1.0 and classified as problematic. This vulnerability affects unknown code. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.1.1 is able to address this issue. The name of the patch is 7ad6af41eabb2d799f698740a91284d762c955c9. It is recommended to upgrade the affected component. VDB-216778 is the identifier assigned to this vulnerability.

• CWE-1321

• https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9Patch, Third Party Advisory
• https://github.com/Starcounter-Jack/JSON-Patch/pull/262Exploit, Patch, Third Party Advisory
• https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1Release Notes, Third Party Advisory
• https://vuldb.com/?ctiid.216778Third Party Advisory
• https://vuldb.com/?id.216778Third Party Advisory
• https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9Patch, Third Party Advisory
• https://github.com/Starcounter-Jack/JSON-Patch/pull/262Exploit, Patch, Third Party Advisory
• https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1Release Notes, Third Party Advisory
• https://vuldb.com/?ctiid.216778Third Party Advisory
• https://vuldb.com/?id.216778Third Party Advisory

Published

Dec 25, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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