What is CVE-2020-8777?

CVE-2020-8777 is a medium-severity vulnerability in Alfresco, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-03-02.

How severe is CVE-2020-8777?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Is CVE-2020-8777 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Alfresco

CVE-2020-8777

Alfresco Enterprise before 5.2.7 and Alfresco Community before 6.2.0 (rb65251d6-b368) has XSS via a user profile photo, as demonstrated by a SCRIPT element in an SVG document.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.032 (86.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Alfresco
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Permissions Required, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-8777?: CVE-2020-8777 is a medium-severity vulnerability in Alfresco, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-03-02.
How severe is CVE-2020-8777?: Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2020-8777 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.