CUPS, Nessus and Python: three privilege escalation flaws detected

Three new security flaws allow attackers to bypass access restrictions on critical systems.

Published 6sem1 sourceMajorupdated 4j

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The fact

CUPS presents a use-after-free vulnerability via the cupsdDeleteTemporaryFiles function, Nessus a privilege escalation during agent report downloads, and Python Core an overload via configparser.RawConfigParser.

These flaws potentially affect print servers, security audit tools, and production Python applications.

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CUPS Tenable Nessus Python #élévation de privilèges #mémoire #surcharge

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Auto-synthesis from 1 media source · identified on June 8, 2026

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