CVE-2020-8778

Name: CVE-2020-8778
Creator: NVD / NIST
Published: 2020-03-02T19:15:12.93+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 2.62%

Last modified Jun 17, 2026

CVE-2020-8778 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 2.62% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

2.62%

83.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Alfresco	Alfresco	< 5.2.7
Alfresco	Alfresco	< 6.2.0

References

http://packetstormsecurity.com/files/156599/Alfresco-5.2.4-Cross-Site-Scripting.htmlThird Party Advisory, VDB Entry
https://gitlab.com/snippets/1937042Exploit, Third Party Advisory
https://issues.alfresco.com/jira/browse/ALF-22110Permissions Required, Vendor Advisory
http://packetstormsecurity.com/files/156599/Alfresco-5.2.4-Cross-Site-Scripting.htmlThird Party Advisory, VDB Entry
https://gitlab.com/snippets/1937042Exploit, Third Party Advisory
https://issues.alfresco.com/jira/browse/ALF-22110Permissions Required, Vendor Advisory

Timeline

Published: Mar 2, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-8778?

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.

How severe is CVE-2020-8778?

CVE-2020-8778 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 2.62% probability of exploitation in the next 30 days.

How do I fix CVE-2020-8778?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-8778?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST