CVE-2026-50889

Name: CVE-2026-50889
Creator: NVD / NIST
Published: 2026-06-15T20:16:31.897+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2026-50889 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. An input handling flaw in the HTTP refresh token process of LLDAP v0.6.2 allows attackers to cause a Denial of Service (DoS) via sending a crafted refresh-token header.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

An input handling flaw in the HTTP refresh token process of LLDAP v0.6.2 allows attackers to cause a Denial of Service (DoS) via sending a crafted refresh-token header.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.48%

38.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Lldap	Lldap	0.6.2

References

https://gist.github.com/pyuysig/41937c47514ff63d66a3be98ab8e8a7dExploit, Third Party Advisory
https://gist.github.com/pyuysig/41937c47514ff63d66a3be98ab8e8a7dExploit, Third Party Advisory

Timeline

Published: Jun 15, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-50889?

An input handling flaw in the HTTP refresh token process of LLDAP v0.6.2 allows attackers to cause a Denial of Service (DoS) via sending a crafted refresh-token header.

How severe is CVE-2026-50889?

CVE-2026-50889 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2026-50889?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-50889?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST