CVE-2026-15621

mosaxiv clawlet File Tools fs_ops.go edit_file link following

4.8 Medium

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".

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.20%Up 0.1 points since Jul 14, 2026

What each source reports

CVE List Score used 4.8

mosaxiv clawlet File Tools fs_ops.go edit_file link following

Record: CVE-2026-15621
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
CVSS 3.0: 5.3 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R
CVSS 2.0: 4.3 AV:L/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:ND/RC:UR
Weakness: CWE-59
Updated: 2026-11-02

EUVDEUVD-2026-43598 4.8

Record: EUVD-2026-43598
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
Updated: 2026-11-02

GitHub AdvisoriesGHSA-9hg3-m3p7-mjm6 4.8

A vulnerability was detected in mosaxiv clawlet up to 0.2.10. This impacts the function read_file...

Record: GHSA-9hg3-m3p7-mjm6
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Weakness: CWE-59
Updated: 2026-11-02

NVD 4.8

Record: CVE-2026-15621
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS 2.0: 4.3 MediumAV:L/AC:L/Au:S/C:P/I:P/A:P
Weakness: CWE-59
Updated: 2026-11-02

OSV 4.8

mosaxiv clawlet File Tools fs_ops.go edit_file link following

Record: CVE-2026-15621
CVSS 4.0: 4.8 MediumCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
Weakness: CWE-59
Updated: 2026-11-02

Affected products

mosaxiv clawlet

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-15621 is a medium vulnerability (CVSS 4.8) in Mosaxiv Clawlet, published July 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 10th percentile. No source names a fixed version.