RCE in Eclipse Mojarra
CVE-2026-46581
In Eclipse Mojarra versions 2.3 and following, URL handing in `DefaultFaceletFactory` does not properly sanitize and/or block remote URLs, allowing an attacker to specify a URL to a remote Facelet which will be included and processed as part of the normal request, with the privileges of the target server. This could allow access to restricted files such as `WEB-INF/web.xml` or `/etc/passwd`.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.006 (46.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 46.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Eclipse Mojarra — versions 5.0.0
- Eclipse Foundation Mojarra — versions 2.3
Weakness classification (CWE)
References
- gitlab.eclipse.org/security/vulnerability-reports/-/work_items/544 (Exploit, Vendor Advisory)
- gitlab.eclipse.org/security/cve-assignment/-/work_items/160 (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-46581?
- CVE-2026-46581 is a high-severity vulnerability in Eclipse Mojarra, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-08-05.
- How severe is CVE-2026-46581?
- High severity. CVSS v3 base score is 7.5 out of 10.