PatchSiren cyber security CVE debrief
CVE-2026-5803 bigsk1 CVE debrief
CVE-2026-5803 is a server-side request forgery vulnerability in bigsk1 openai-realtime-ui up to 188ccde27fdf3d8fab8da81f3893468f53b2797c. The vulnerability has a CVSS score of 2.1 and is considered low severity. The affected component is an unknown function of the file server.js of the API Proxy Endpoint. The vulnerability can be exploited remotely, allowing attackers to manipulate the Query argument, which results in server-side request forgery. Continuous delivery with rolling releases is used by this product, so no version details of affected or updated releases are available.
- Vendor
- bigsk1
- Product
- openai-realtime-ui
- CVSS
- LOW 2.1
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-04-08
- Original CVE updated
- 2026-07-24
- Advisory published
- 2026-04-08
- Advisory updated
- 2026-07-24
Who should care
Users of bigsk1 openai-realtime-ui up to 188ccde27fdf3d8fab8da81f3893468f53b2797c should apply the patch 54f8f50f43af97c334a881af7b021e84b5b8310f to address this issue. Affected operators and security teams should review vulnerability management and compensating controls.
Technical summary
The vulnerability is caused by a manipulation of the argument Query in the server.js file of the API Proxy Endpoint, which results in server-side request forgery. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The patch 54f8f50f43af97c334a881af7b021e84b5b8310f addresses this issue. Affected product deployments should be confirmed to exist in managed environments and assigned an owner for follow-up. The API Proxy Endpoint should be reviewed and updated to prevent similar vulnerabilities. The system should be monitored for potential exploitation attempts. Compensating controls should be reviewed for exposed systems while remediation is scheduled and verified. Relevant monitoring, detection, and logs should be checked for exposed assets that need extra review. Exceptions should be tracked, remediated assets retested, and the item closed only after evidence is documented.
Defensive priority
Low priority
Recommended defensive actions
- Apply the patch 54f8f50f43af97c334a881af7b021e84b5b8310f to address this issue.
- Review and update the API Proxy Endpoint to prevent similar vulnerabilities.
- Monitor the system for potential exploitation attempts.
- Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
- Review compensating controls for exposed systems while remediation is scheduled and verified.
- Check relevant monitoring, detection, and logs for exposed assets that need extra review.
- Track exceptions, retest remediated assets, and close the item only after evidence is documented.
Evidence notes
The CVE record was published on 2026-04-08T21:17:01.977Z and was last modified on 2026-07-24T09:10:00.153Z. The NVD entry is currently Deferred. Evidence is limited to CVE and NVD information. Defenders should verify affected product deployments and review official advisories.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-04-08T21:17:01.977Z and has not been modified since then. The NVD entry is currently Deferred.