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Vigil@nce - Highlight.js: read-write access via Prototype Pollution
March 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulnerability
SYNTHESIS OF THE VULNERABILITY
Impacted products: Debian.
Severity: 2/4.
Consequences: data reading, data creation/edition, data deletion.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 31/12/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions via Prototype Pollution
of Highlight.js, in order to read or alter data.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/Highlight-js-read-write-access-via-Prototype-Pollution-34222
