CVE-2026-5559

Summary

A vulnerability has been found in AntaresMugisho PyBlade 0.1.8-alpha/0.1.9-alpha. The affected element is the function _is_safe_ast of the file sandbox.py of the component AST Validation. Such manipulation leads to improper neutralization of special elements used in a template engine. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected Software

VendorProductVersion RangeStatus
AntaresMugishoPyBlade0.1.8-alphaaffected
AntaresMugishoPyBlade0.1.9-alphaaffected

Weaknesses

  • CWE-1336: Improper Neutralization of Special Elements Used in a Template Engine
  • CWE-791: Incomplete Filtering of Special Elements

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References