CVE-2020-8778

MEDIUM

Alfresco < 5.2.7 and < 6.2.0 - Authenticated Stored Cross-Site Scripting via Uploaded Document

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-8778. PoCs published by Alexandre ZANNI.

AI-analyzed exploit summary This is a detailed writeup describing three stored XSS vulnerabilities in Alfresco before 5.2.4. It includes payloads, steps to reproduce, and technical details for each CVE (CVE-2020-8776, CVE-2020-8777, CVE-2020-8778).

Description

Alfresco Enterprise before 5.2.7 and Alfresco Community before 6.2.0 (rb65251d6-b368) has XSS via an uploaded document, when the attacker has write access to a project.

Exploits (1)

exploitdb WRITEUP
by Alexandre ZANNI · textwebappsphp
https://www.exploit-db.com/exploits/48162

This is a detailed writeup describing three stored XSS vulnerabilities in Alfresco before 5.2.4. It includes payloads, steps to reproduce, and technical details for each CVE (CVE-2020-8776, CVE-2020-8777, CVE-2020-8778).

Classification
Writeup 100%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: Alfresco before 5.2.4
Auth required
Prerequisites: Authenticated user with write access · Victim interaction (hovering or viewing file)
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Exploit, Third Party Advisory x_refsource_misc
https://gitlab.com/snippets/1937042
Permissions Required, Vendor Advisory x_refsource_misc
https://issues.alfresco.com/jira/browse/ALF-22110

Scores

CVSS v3 5.4
EPSS 0.0262
EPSS Percentile 83.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Details

CWE
CWE-79
Status published
Products (2)
alfresco/alfresco < 5.2.7
alfresco/alfresco < 6.2.0
Published Mar 02, 2020
Tracked Since Feb 18, 2026