CVE-2025-1695

What it is

In NGINX Unit before version 1.34.2 with the Java Language Module in use, undisclosed requests can lead to an infinite loop and cause an increase in CPU resource utilization. This vulnerability allows a remote attacker to cause a degradation that can lead to a limited denial-of-service (DoS).  There is no control plane exposure; this is a data plane issue only.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

At a glance

Exploitability

Can be exploited over the network without logging in. Limited direct impact.

Exploit odds

0.6% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2025-03-04 01:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 08:39 UTC Last updatedMost recent change to the record

Details

Published

2025-03-04 01:15 UTC

Last modified

2026-06-17 08:39 UTC

Exploit probability

0.6% · EPSS, next 30 days

Weakness

CWE-835

Record status

Analyzed

Affected

• f5 nginx Unit < 1.34.2

Attack profile CVSS 4.0 · 6.9

Attack vector

Network

Complexity

Low

Attack requirements

None

Privileges needed

None

User interaction

None

Confidentiality

None

Integrity

None

Availability

Low