Quick answers
- Is CVE-2026-90818 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-90818 being exploited in the wild.
- How severe is CVE-2026-90818?
- Medium severity, with a CVSS score of 4.3, published 14 September 2026.
- Which products and versions are affected?
- Netease Youdao LobsterAI 2026.6.15, 2026.8.28, 2026.9.3, 2026.9.4.
- Is there a fix for CVE-2026-90818?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-90818 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-90818?
- Check whether you run Netease Youdao LobsterAI at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability exists in the OpenClawConfigSync.buildBrowserConfig function within the browser network configuration component (src/main/libs/openclawConfigSync.ts). This is a server-side request forgery (SSRF) flaw where user-supplied input is not properly validated before being used in network requests. The vulnerability can be exploited remotely without authentication. An attacker can leverage this to access internal services, perform actions on behalf of the application, or redirect requests to attacker-controlled servers. Public exploit code has been released.
Affected products
- Netease Youdao LobsterAI 2026.6.15, 2026.8.28, 2026.9.3, 2026.9.4
Timeline
- 2026-09-14: disclosed
- 2026-09-14: exploited: Public exploit code released