PT-2026-30429 · Antaresmugisho · Pyblade

Zhangxinyu06 · Published 2026-04-05 · Updated 2026-04-05 · CVE-2026-5559

Mitre

CVSS v3.1

6.3

Medium

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

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.

Exploit

Fix

Weakness Enumeration

CWE-1336

CWE-791

Related Identifiers

CVE-2026-5559

Affected Products

Pyblade

References · 9

• 🔥 https://github.com/AntaresMugisho/PyBlade/issues/1#issue-4086730906 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5559 · Security Note
• https://github.com/AntaresMugisho/PyBlade/issues/1 · Note
• https://vuldb.com/vuln/355329/cti · Note
• https://vuldb.com/vuln/355329 · Note
• https://github.com/AntaresMugisho/PyBlade · Note
• https://vuldb.com/submit/782904 · Note
• https://twitter.com/CVEnew/status/2040747048811807017 · Twitter Post
• https://twitter.com/infoflowcloud/status/2040747643073097781 · Twitter Post