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CVE-2026-5559

MEDIUM

6.3

Description

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.

CVE Details

CVSS v3.1 Score6.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published4/5/2026

Last Modified4/5/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-791CWE-1336

References

https://github.com/AntaresMugisho/PyBlade/(cna@vuldb.com)

https://github.com/AntaresMugisho/PyBlade/issues/1(cna@vuldb.com)

https://github.com/AntaresMugisho/PyBlade/issues/1#issue-4086730906(cna@vuldb.com)

https://vuldb.com/submit/782904(cna@vuldb.com)

https://vuldb.com/vuln/355329(cna@vuldb.com)

https://vuldb.com/vuln/355329/cti(cna@vuldb.com)

IOC Correlations

No correlations recorded

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