CVE-2026-5630 assafelovic gpt-researcher Report API app.py cross site scripting
Remote attackers can execute arbitrary scripts in the gpt-researcher Report API due to a cross-site scripting vulnerability in the backend server.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-5630?
CVE-2026-5630 is a medium-severity cross-site scripting vulnerability in assafelovic gpt-researcher, published on 6 Apr 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A flaw has been found in assafelovic gpt-researcher up to 3.4.3. The impacted element is an unknown function of the file backend/server/app.py of the component Report API. This manipulation causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been published 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-2026-5630?
How do I fix CVE-2026-5630?
No fix has been published for CVE-2026-5630 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-2026-5630 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-5630 exists.
Sources
Also known as GHSA-35hg-m22v-mcj5.