CVE-2021-27693

CRITICAL

PublicCMS <4.0.202011.b - SSRF

Title source: llm

Server-side Request Forgery (SSRF) vulnerability in PublicCMS before 4.0.202011.b via /publiccms/admin/ueditor when the action is catchimage.

Core 2

Core References

Exploit, Issue Tracking, Third Party Advisory x_refsource_misc

Patch, Third Party Advisory x_refsource_misc

CVSS v3 9.8

EPSS 0.0032

EPSS Percentile 54.6%

Attack Vector NETWORK

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

CWE

CWE-918

Status published

Products (1)

publiccms/publiccms < 4.0.202011.b

Published Sep 02, 2022

Tracked Since Feb 18, 2026