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.

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)

EPSS: 0.004 (37.5th percentile) — read the EPSS interpretation.

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.

Affected products

Eclipse Mojarra — versions 5.0.0
Eclipse Foundation Mojarra — versions 2.3

Weakness classification (CWE)

References

emo@eclipse.org (Exploit, Vendor Advisory)
emo@eclipse.org (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.