Public vulnerability disclosure

CVE-2026-124503

sooperset mcp-atlassian io.py validate_safe_path path traversal

publishedCWE-22

A vulnerability was identified in sooperset mcp-atlassian up to 0.24.0. This issue affects the function validate_safe_path of the file src/mcp_atlassian/utils/io.py. The manipulation of the argument path leads to path traversal. The attack may be initiated remotely. The exploit is publicly available and might be used. Upgrading to version 0.24.1 is capable of addressing this issue. Upgrading the affected component is recommended. This CVE was requested by the vendor.

Technical severity5.3 mediumCVSS 4.0 · CNA: VulDB
Published2026-11-10Source updated 2026-11-10
Collected2026-11-101 attributed source

Fixes and workarounds

Fix

The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.

Source: CNA: VulDB

Fix

The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches.

Source: CNA: VulDB

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
mcp-atlassian
sooperset
0.1 (affected)
0.2 (affected)
0.3 (affected)
0.4 (affected)
0.5 (affected)
0.6 (affected)
0.7 (affected)
0.8 (affected)
0.9 (affected)
0.10 (affected)
0.11 (affected)
0.12 (affected)
0.13 (affected)
0.14 (affected)
0.15 (affected)
0.16 (affected)
0.17 (affected)
0.18 (affected)
0.19 (affected)
0.20 (affected)
0.21 (affected)
0.22 (affected)
0.23 (affected)
0.24.0 (affected)
0.24.1 (unaffected)
CNA: VulDB

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
4.0 / 5.3
medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:PCNA: VulDB
3.1 / 4.3
medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:CCNA: VulDB
3.0 / 4.3
medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:CCNA: VulDB
2.0 / 4.0
medium
AV:N/AC:L/Au:S/C:P/I:N/A:N/E:POC/RL:OF/RC:CCNA: VulDB

Exploit evidence

References

For agents and automation

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