November 14, 2026

CVE Watchtower

CVE-2026-124503sooperset mcp-atlassian Path Traversal

NVD

Vulnerability Summary

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.
Severity Level
MEDIUM(5.3)
Published Date
Nov 10, 2026
Last Modified
Nov 10, 2026
Exploitation Status
Public exploit available
EPSS Score (30-Day)
0.54%Probability
Root Weakness (CWE)
CWE-22: Path Traversal ↗
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory.
CVSS v4.0 Base Metrics — Score 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:P
Attack VectorNetwork
Attack ComplexityLow
Attack RequirementsNone
Privileges RequiredLow
User InteractionNone
Confidentiality (Vulnerable System)Low
Integrity (Vulnerable System)None
Availability (Vulnerable System)None
Confidentiality (Subsequent System)None
Integrity (Subsequent System)None
Availability (Subsequent System)None
Show CVSS v3.x metrics (score 4.3)
CVSS v3.1 Base Metrics — Score 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:C
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityLow
IntegrityNone
AvailabilityNone

Affected & Patched Versions

Affected Versions
  • sooperset mcp-atlassian 0.1
  • sooperset mcp-atlassian 0.2
  • sooperset mcp-atlassian 0.3
  • sooperset mcp-atlassian 0.4
  • sooperset mcp-atlassian 0.5
  • sooperset mcp-atlassian 0.6
  • sooperset mcp-atlassian 0.7
  • sooperset mcp-atlassian 0.8
  • sooperset mcp-atlassian 0.9
  • sooperset mcp-atlassian 0.10
  • sooperset mcp-atlassian 0.11
  • sooperset mcp-atlassian 0.12
  • sooperset mcp-atlassian 0.13
  • sooperset mcp-atlassian 0.14
  • sooperset mcp-atlassian 0.15
  • sooperset mcp-atlassian 0.16
  • sooperset mcp-atlassian 0.17
  • sooperset mcp-atlassian 0.18
  • sooperset mcp-atlassian 0.19
  • sooperset mcp-atlassian 0.20
  • sooperset mcp-atlassian 0.21
  • sooperset mcp-atlassian 0.22
  • sooperset mcp-atlassian 0.23
  • sooperset mcp-atlassian 0.24.0
Patched Versions
No patched version published yet
Until a fix ships, reduce exposure:
  • Restrict access to the affected service or interface to trusted networks.
  • Disable the affected feature if you do not need it.
  • Watch the vendor advisory for a firmware or software update.

What to do

Prioritize this fix. Exploit code is public, so attacks can follow quickly.

  1. Check whether you run sooperset mcp-atlassian and which version.
  2. No patched version is listed yet. Limit access to the affected service to trusted networks, and disable the feature if you can.
  3. Subscribe to the vendor advisory so you learn when a fix ships.
  4. Review logs and exposed services for signs of earlier compromise.

Timeline

  • Nov 10, 2026Published
  • Nov 10, 2026Record last modified

Score, severity and exploitation changes are tracked from the day Watchtower started logging them.

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External References

Data last checked: Nov 14, 2026 01:09 UTC