PT-2026-61734 · Unknown · Flaresolverr

CVE-2026-51031 · Published 2026-07-20 · Updated 2026-07-21

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions FlareSolverr versions prior to 3.4.7

Description A server-side request forgery (SSRF) issue exists in the '/v1' API endpoint. This flaw allows a remote attacker to induce the server to make requests to an unintended location, potentially enabling the retrieval of sensitive information.

Recommendations Update to version 3.4.7 or later. As a temporary mitigation, restrict access to the '/v1' API endpoint.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2026-51031

Affected Products

Flaresolverr

References · 3

• 🔥 https://xinyi234.github.io/2026/04/13/FlareSolverr-Server-Side-Request-Forgery-SSRF-Vulnerability-Report · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-51031 · Security Note
• https://twitter.com/VulmonFeeds/status/2079455581371322429 · Twitter Post