CVE-2026-90507 vvbbnn00 WARP-Clash-API Subscription subscription.py get_surge_subscription access control
Remote attackers can bypass access controls in the subscription handler to read sensitive data due to improper authorization checks.
- 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-2026-90507?
CVE-2026-90507 is a medium-severity missing authorization vulnerability in vvbbnn00 WARP-Clash-API, published on 13 Sep 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 vulnerability was identified in vvbbnn00 WARP-Clash-API up to c7bf2360073959861219b422e51ae86411051b46. Affected is the function get_surge_subscription of the file services/subscription.py of the component Subscription Handler. Such manipulation of the argument key leads to improper access controls. The attack may be launched remotely. The exploit is publicly available and might be used. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. The vendor was contacted early about this disclosure but did not respond in any way. This vulnerability only affects products that are no longer supported by the maintainer.
Which versions are affected by CVE-2026-90507?
How do I fix CVE-2026-90507?
No fix has been published for CVE-2026-90507 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-90507 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90507 exists.
Sources
Also known as GHSA-29fp-xrf7-2x4f.