Vulnerability in Hyland Alfresco Content Services

CVE-2023-49964

An issue was discovered in Hyland Alfresco Community Edition through 7.2.0. By inserting malicious content in the folder.get.html.ftl file, an attacker may perform SSTI (Server-Side Template Injection) attacks, which can leverage FreeMarker exposed objects to bypass restrictions and achieve RCE (Remote Code Execution). NOTE: this issue exists because of an incomplete fix for CVE-2020-12873.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.347 (98.4th percentile), scored .

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-49964: held from 0.347 to 0.347.

EPSS over last 30 days · oldest: 0.347 · newest: 0.347 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-49964?
CVE-2023-49964 is a high-severity vulnerability in Hyland Alfresco Content Services, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.8/10. Published 2023-12-11.
How severe is CVE-2023-49964?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2023-49964 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.