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Vulnerability of Python Markdown2: overload via Regular Expression

Synthesis of the vulnerability 

An attacker can trigger an overload via Regular Expression of Python Markdown2, in order to trigger a denial of service.
Vulnerable systems: openSUSE Leap, SLES.
Severity of this threat: 2/4.
Creation date: 17/03/2021.
Références of this weakness: CVE-2021-26813, openSUSE-SU-2021:0429-1, openSUSE-SU-2021:0451-1, VIGILANCE-VUL-34868.

Description of the vulnerability 

An attacker can trigger an overload via Regular Expression of Python Markdown2, ...
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This cybersecurity vulnerability impacts software or systems such as openSUSE Leap, SLES.

Our Vigil@nce team determined that the severity of this vulnerability is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this weakness alert.

Solutions for this threat 

Fixes for this vulnerability are not yet public.
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