CVE-2026-5633 assafelovic CVE debrief

Who should care

Users of assafelovic gpt-researcher up to 3.4.3 should assess the vulnerability and apply patches or mitigations as available. This includes operators, administrators, and security teams responsible for the affected product deployments. They should prioritize inventory and assessment of instances, apply patches or updates if available, and implement compensating controls such as web application firewalls and monitoring for suspicious activity.

Technical summary

The vulnerability is in the ws Endpoint of assafelovic gpt-researcher up to 3.4.3. The issue is with the source_urls argument, which can be manipulated to cause server-side request forgery. The vulnerability can be exploited remotely, making it critical for users to assess the vulnerability and apply patches or mitigations as available. The project was informed of the problem early through an issue report but has not responded yet, adding urgency to the need for users to take proactive measures. The CVE record was published on 2026-04-06T08:16:39.487Z and was last modified on 2026-07-24T09:10:00.153Z. The NVD entry is currently Deferred, indicating a need for additional review and verification by defenders. The exploit has been publicly disclosed and may be utilized, further emphasizing the need for prompt action by users of the affected product.

Defensive priority

Medium priority due to the CVSS score of 5.5 and the potential for remote exploitation. Implementing compensating controls such as web application firewalls and monitoring for suspicious activity is recommended while patches are being applied or verified by the vendor. Users should verify vendor remediation and exception tracking to ensure the vulnerability is properly addressed. The vulnerability is in the ws Endpoint of assafelovic gpt-researcher up to 3.4.3, and the issue is with the source_urls argument, which can be manipulated to cause server-side request forgery. The vulnerability can be exploited remotely, making it critical for users to assess the vulnerability and apply patches or mitigations as available. The project was informed of the problem early through an issue report but has not responded yet, adding urgency to the need for users to take proactive measures. The CVE record was published on 2026-04-06T08:16:39.487Z and was last modified on 2026-07-24T09:10:00.153Z. The NVD entry is currently Deferred, indicating a need for additional review and verification by defenders. The exploit has been publicly disclosed and may be utilized, further emphasizing the need for prompt action by users of the affected product. To address this vulnerability, users should prioritize inventory and assessment of instances of assafelovic gpt-researcher up to 3.4.3, and apply patches or updates if available. Additionally, implementing compensating controls such as web application firewalls, monitoring for suspicious activity, and verifying vendor remediation and exception tracking are crucial steps in mitigating the risk associated with this vulnerability. The vulnerability's impact on users of assafelovic gpt-researcher up to 3.4.3 necessitates a thorough review of affected systems and prompt application of available mitigations to prevent potential exploitation. The CVSS score of 5.5 indicates a medium severity, but the potential for remote exploitation and the public disclosure of the exploit increase the urgency for users to address this vulnerability. Therefore, a medium priority is assigned for defensive actions, with a focus on proactive measures and timely rem,

Recommended defensive actions

• Inventory and assess instances of assafelovic gpt-researcher up to 3.4.3
• Apply patches or updates if available
• Implement compensating controls such as web application firewalls
• Monitor for suspicious activity
• Verify vendor remediation and exception tracking

Evidence notes

The CVE record was published on 2026-04-06T08:16:39.487Z and was last modified on 2026-07-24T09:10:00.153Z. The NVD entry is currently Deferred. The vulnerability was determined in assafelovic gpt-researcher up to 3.4.3, affecting an unknown function of the component ws Endpoint. The issue is with the source_urls argument, which can be manipulated to cause server-side request forgery. The vulnerability can be exploited remotely. The project was informed of the problem early through an issue report but has not responded yet.

Official resources