VULNERABILITY INTELLIGENCE

CVE-2020-28735

CVSS score8.8 HIGH

EPSS probability1.45%

CISA KEVNot currently listed

Published2020-12-30

Last modified2026-06-17

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

Description

Plone before 5.2.3 allows SSRF attacks via the tracebacks feature (only available to the Manager role).

Weakness classification

CWE-918: Server-Side Request Forgery (SSRF)

Primary references

cve@mitre.org — Release Notes, Vendor Advisory
cve@mitre.org — Patch, Third Party Advisory
cve@mitre.org — Broken Link
af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Broken Link