{"id":"CVE-2022-41879","aliases":["BIT-parse-2022-41879","EUVD-2022-7291","GHSA-93vw-8fm5-p2jf"],"status":"published","title":"Parse Server subject to Prototype pollution via Cloud Code Webhooks","description":"Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00977,"percentile":0.62435,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-1321"],"published":"2022-11-10T00:00:00Z","modified":"2026-10-28T02:31:06Z","fixes":[{"ecosystem":"npm","package":"parse-server","fixed_in":["4.10.20","5.3.3"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"parse","fixed_in":["4.10.20","5.3.3"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"npm","package":"parse-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.10.20"}]}]},{"source":"ghsa","ecosystem":"npm","package":"parse-server","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.0.0"},{"fixed":"5.3.3"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"parse","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.10.20"},{"introduced":"5.0.0"},{"fixed":"5.3.3"}]}]},{"source":"osv","ecosystem":"npm","package":"parse-server","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"4.10.20"}]}]},{"source":"osv","ecosystem":"npm","package":"parse-server","ranges":[{"type":"SEMVER","events":[{"introduced":"5.0.0"},{"fixed":"5.3.3"}]}]}],"products":[{"vendor":"parse-community","product":"parse-server"},{"vendor":"parseplatform","product":"parse-server"}],"references":[{"url":"https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf","tags":["x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/parse-community/parse-server/pull/8305","tags":["web"]},{"url":"https://github.com/parse-community/parse-server/pull/8306","tags":["web"]},{"url":"https://github.com/parse-community/parse-server/commit/60c5a73d257e0d536056b38bdafef8b7130524d8","tags":["web"]},{"url":"https://github.com/parse-community/parse-server/commit/6c63f04ba37174021082a5b5c4ba1556dcc954f4","tags":["web"]},{"url":"https://github.com/parse-community/parse-server/releases/tag/4.10.20","tags":["web"]},{"url":"https://github.com/parse-community/parse-server/releases/tag/5.3.3","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-41879","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-93vw-8fm5-p2jf"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41879.json","tags":["advisory"]},{"url":"https://github.com/parse-community/parse-server","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2022-41879","title":"Parse Server subject to Prototype pollution via Cloud Code Webhooks","description":"Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.","status":"published","published":"2022-11-10T00:00:00Z","modified":"2025-04-23T16:38:21.463Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:34:27.640972Z"}],"euvd":[{"id":"EUVD-2022-7291","description":"Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.","status":"published","published":"2022-11-10T00:00:00Z","modified":"2025-04-23T16:38:21Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:12.313971Z"}],"ghsa":[{"id":"GHSA-93vw-8fm5-p2jf","title":"Parse Server is vulnerable to Prototype Pollution via Cloud Code Webhooks","description":"### Impact\n\nA compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option.\n\n### Patches\n\nImproved keyword detection.\n\n### Workarounds\n\nNone.\n\n### Collaborators\n\nMikhail Shcherbakov, Cristian-Alexandru Staicu and Musard Balliu working with Trend Micro Zero Day Initiative\n\n### References\n\n- https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf","status":"published","published":"2022-11-10T13:02:35Z","modified":"2023-08-21T18:17:09Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:37:00.074932Z"}],"nvd":[{"id":"CVE-2022-41879","description":"Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.","status":"published","published":"2022-11-10T21:15:11.087Z","modified":"2026-06-17T05:03:58.06Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T14:07:31.914793Z"}],"osv":[{"id":"CVE-2022-41879","title":"Parse Server subject to Prototype pollution via Cloud Code Webhooks","description":"Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.","status":"published","published":"2022-11-10T00:00:00Z","modified":"2026-10-28T02:31:06.688048895Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:44:27.186787Z"},{"id":"GHSA-93vw-8fm5-p2jf","title":"Parse Server is vulnerable to Prototype Pollution via Cloud Code Webhooks","description":"### Impact\n\nA compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option.\n\n### Patches\n\nImproved keyword detection.\n\n### Workarounds\n\nNone.\n\n### Collaborators\n\nMikhail Shcherbakov, Cristian-Alexandru Staicu and Musard Balliu working with Trend Micro Zero Day Initiative\n\n### References\n\n- https://github.com/parse-community/parse-server/security/advisories/GHSA-93vw-8fm5-p2jf","status":"published","published":"2022-11-10T13:02:35Z","modified":"2023-12-06T01:02:37.885787Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-1321"],"updated_at":"2026-11-02T15:46:43.123867Z"},{"id":"BIT-parse-2022-41879","title":"Parse Server subject to Prototype pollution via Cloud Code Webhooks","description":"Parse Server is an open source backend that can be deployed to any infrastructure that can run Node.js. In versions prior to 5.3.3 or 4.10.20, a compromised Parse Server Cloud Code Webhook target endpoint allows an attacker to use prototype pollution to bypass the Parse Server `requestKeywordDenylist` option. This issue has been patched in versions 5.3.3 and 4.10.20. There are no known workarounds.","status":"published","published":"2024-03-06T11:01:14.289Z","modified":"2026-09-08T08:48:24.563807943Z","updated_at":"2026-11-02T15:28:34.343258Z"}]}}