CVE-2025-15095 postmanlabs httpbin core.py cross site scripting
Remote attackers can execute arbitrary scripts in user browsers via cross-site scripting in the httpbin service, requiring user interaction.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-15095?
CVE-2025-15095 is a medium-severity cross-site scripting vulnerability in postmanlabs httpbin, published on 26 Dec 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
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.
Which versions are affected by CVE-2025-15095?
How do I fix CVE-2025-15095?
No fix has been published for CVE-2025-15095 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-15095 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-15095 exists.
Sources
Also known as GHSA-6m8p-6c5x-r759.