RCE in Postmanlabs Httpbin

CVE-2025-15095

A security vulnerability has been detected in postmanlabs httpbin up to 0.6.1. This affects an unknown function of the file httpbin-master/httpbin/core.py. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (17.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-15095?
CVE-2025-15095 is a low-severity vulnerability in Postmanlabs Httpbin, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2025-12-26.
How severe is CVE-2025-15095?
Low severity. CVSS v3 base score is 3.5 out of 10.