Vulnerability in Mosaxiv Clawlet
CVE-2026-15621
A vulnerability was detected in mosaxiv clawlet up to 0.2.10. This impacts the function read_file/write_file/edit_file of the file tools/fs_ops.go of the component File Tools. Performing a manipulation results in link following. The attack needs to be approached locally. The reported GitHub issue was closed with the label "not planned".
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.002 (6.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Mosaxiv Clawlet — versions 0.2.0, 0.2.1, 0.2.2
Weakness classification (CWE)
References
- vuldb.com/vuln/378124 (technical-description, vdb-entry)
- vuldb.com/vuln/378124/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-15621 (third-party-advisory)
- vuldb.com/submit/855796 (third-party-advisory)
- github.com/mosaxiv/clawlet/issues/15 (issue-tracking)
- github.com/mosaxiv/clawlet/ (product)
Frequently asked questions
- What is CVE-2026-15621?
- CVE-2026-15621 is a medium-severity vulnerability in Mosaxiv Clawlet, classified under Improper Link Resolution Before File Access. CVSS score: 5.3/10. Published 2026-07-14.
- How severe is CVE-2026-15621?
- Medium severity. CVSS v3 base score is 5.3 out of 10.