SSRF in Mosaxiv Clawlet
CVE-2026-15620
A security vulnerability has been detected in mosaxiv clawlet up to 0.2.10. This affects the function tools.webFetch of the file tools/tool_web_fetch.go. Such manipulation leads to server-side request forgery. The attack can be launched remotely. The exploit has been disclosed publicly and may be used. The reported GitHub issue was closed with the label "not planned".
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (32.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Mosaxiv Clawlet — versions 0.2.0, 0.2.1, 0.2.2
Weakness classification (CWE)
References
- vuldb.com/vuln/378123 (technical-description, vdb-entry)
- vuldb.com/vuln/378123/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-15620 (third-party-advisory)
- vuldb.com/submit/855795 (third-party-advisory)
- github.com/mosaxiv/clawlet/issues/14 (issue-tracking, exploit)
- github.com/mosaxiv/clawlet/ (product)
Frequently asked questions
- What is CVE-2026-15620?
- CVE-2026-15620 is a medium-severity vulnerability in Mosaxiv Clawlet, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-07-14.
- How severe is CVE-2026-15620?
- Medium severity. CVSS v3 base score is 6.3 out of 10.