Vulnerability · Published Sep 14, 2026 · Assigned by VulnCheck

CVE-2026-91199Refly through 1.1.0 Server-Side Request Forgery via scrape endpoint

Medium 5.0

In plain English

A medium-severity server-side request forgery in refly from refly-ai. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).

Severity (CVSS 3.1)5.0Medium

Exploit odds (30 days)0.3%top 72.1% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Refly through 1.1.0 contains a server-side request forgery vulnerability in the POST /v1/misc/scrape endpoint that fetches caller-supplied URLs without validating the scheme, host, or resolved address. Authenticated attackers can make the backend issue requests to loopback, private, and link-local addresses including cloud metadata services to read page titles and descriptions of internal resources.

Affected products (as reported)

Vendor	Product	Versions
refly-ai	refly	0 – through 1.1.0

Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N

References

GitHub Issue #2280 issue-tracking
https://github.com/refly-ai/refly product
https://github.com/refly-ai/refly/blob/77fb0ca184251bba7380cbac2dbdf7a6c9944652/packages/utils/src/scrape-weblink.ts technical-description
https://github.com/refly-ai/refly/blob/77fb0ca184251bba7380cbac2dbdf7a6c9944652/apps/api/src/modules/misc/misc.controller.ts#L38-L43 technical-description
VulnCheck Advisory: Refly through 1.1.0 Server-Side Request Forgery via scrape endpoint third-party-advisory