CVE-2020-5297

In OctoberCMS (october/october composer package) versions from 1.0.319 and before 1.0.466, an attacker can exploit this vulnerability to upload jpg, jpeg, bmp, png, webp, gif, ico, css, js, woff, woff2, svg, ttf, eot, json, md, less, sass, scss, xml files to any directory of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission. Issue has been patched in Build 466 (v1.0.466).

• CWE-73
• CWE-610

• http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.htmlExploit, Third Party Advisory, VDB Entry
• http://seclists.org/fulldisclosure/2020/Aug/2Exploit, Mailing List, Third Party Advisory
• https://github.com/octobercms/october/commit/6711dae8ef70caf0e94cec434498012a2ccd86b8Patch, Third Party Advisory
• https://github.com/octobercms/october/security/advisories/GHSA-9722-rr68-rfpgPatch, Third Party Advisory
• http://packetstormsecurity.com/files/158730/October-CMS-Build-465-XSS-File-Read-File-Deletion-CSV-Injection.htmlExploit, Third Party Advisory, VDB Entry
• http://seclists.org/fulldisclosure/2020/Aug/2Exploit, Mailing List, Third Party Advisory
• https://github.com/octobercms/october/commit/6711dae8ef70caf0e94cec434498012a2ccd86b8Patch, Third Party Advisory
• https://github.com/octobercms/october/security/advisories/GHSA-9722-rr68-rfpgPatch, Third Party Advisory

Published

Jun 3, 2020

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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