CVE-2020-36632

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.

• CWE-1321

• https://github.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13Patch, Third Party Advisory
• https://github.com/hughsk/flat/issues/105Issue Tracking, Third Party Advisory
• https://github.com/hughsk/flat/pull/106Patch, Third Party Advisory
• https://github.com/hughsk/flat/releases/tag/5.0.1Release Notes, Third Party Advisory
• https://vuldb.com/?ctiid.216777Third Party Advisory
• https://vuldb.com/?id.216777Third Party Advisory
• https://github.com/hughsk/flat/commit/20ef0ef55dfa028caddaedbcb33efbdb04d18e13Patch, Third Party Advisory
• https://github.com/hughsk/flat/issues/105Issue Tracking, Third Party Advisory
• https://github.com/hughsk/flat/pull/106Patch, Third Party Advisory
• https://github.com/hughsk/flat/releases/tag/5.0.1Release Notes, Third Party Advisory
• https://vuldb.com/?ctiid.216777Third Party Advisory
• https://vuldb.com/?id.216777Third 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.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2020-36627A vulnerability was found in Macaron i18n. It has been decla…6.1
• CVE-2020-36628A vulnerability classified as critical has been found in Cal…9.8
• CVE-2020-36629A vulnerability classified as critical was found in SimbCo h…7.5
• CVE-2020-3663Buffer over-write may occur during fetching track decoder sp…9.8
• CVE-2020-36630A vulnerability was found in FreePBX cdr 14.0. It has been c…9.8
• CVE-2020-36631A vulnerability was found in barronwaffles dwc_network_serve…9.8
• CVE-2020-36633A vulnerability was found in moodle-block_sitenews 1.0. It h…6.5
• CVE-2020-36634A vulnerability classified as problematic has been found in …5.4
• CVE-2020-36635A vulnerability was found in OpenMRS Appointment Scheduling …5.4
• CVE-2020-36636A vulnerability classified as problematic has been found in …6.1
• CVE-2020-36637** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in…6.1
• CVE-2020-36638** UNSUPPORTED WHEN ASSIGNED ** A vulnerability was found in…6.1