CVE-2025-22952: elestio memos v0.23.0 is vulnerable to Server-Side Request Forgery (SSRF) due to insufficient validation of user-supplied URLs, which can be exploited to…

PriorityP277critical9.8CVSS 3.1

AVNACLPRNUINSUCHIHAH

ITWEXPLOITVulnCheck KEV

Exploited in the wild

EPSS

2.82%

84.8th percentile

elestio memos v0.23.0 is vulnerable to Server-Side Request Forgery (SSRF) due to insufficient validation of user-supplied URLs, which can be exploited to perform SSRF attacks.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
github.com	usememos_memos	0 – 0.24.0	—
usememos	memos	—	—

Detection & IOCsextracted from sources · hover to see the quote

url/api/v1/markdown/link:metadata?link=http://localhost:13042↗

→Detect CVE-2025-22952 SSRF exploitation attempts by monitoring HTTP GET requests to the endpoint /api/v1/markdown/link:metadata with a user-supplied 'link' parameter pointing to internal/loopback addresses. ↗
→A successful SSRF probe returns HTTP 500 with a JSON body containing 'localhost:13042' and 'connect: connection refused', confirming the server attempted the internal request. ↗
→The vulnerability is unauthenticated (PR:N); no session or credentials are required to trigger the SSRF via the markdown link-metadata API endpoint. ↗
→Use the Shodan favicon hash -1924700661 to identify internet-exposed Elestio Memos instances potentially vulnerable to CVE-2025-22952. ↗

·The vulnerability affects Elestio Memos versions up to and including v0.24.0; v0.24.1 and later contain the fix. Ensure version fingerprinting is part of triage to avoid false positives on patched instances. ↗

CVSS provenance

nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

vulncheck9.8CRITICAL

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