DOMPurify ADD_ATTR predicate skips URI validation

Summary DOMPurify allows ADDATTR to be provided as a predicate function via EXTRAELEMENTHANDLING.attributeCheck. When the predicate returns true, isValidAttribute short-circuits the attribute check before URI-safe validation runs. An attacker who supplies a predicate that accepts specific...

PT-2023-31744 · Sick · Sick Apu Rdt400

Name of the Vulnerable Software and Affected Versions: SICK APU RDT400 affected versions not specified Description: The issue allows an unprivileged remote attacker to potentially reveal sensitive information by tricking a user into clicking on an actionable item using an iframe. This is due to...

Mozilla: CSP sandbox header without `allow-scripts` can be bypassed via retargeted javascript: URI

The Mozilla Foundation Security Advisory describes this flaw as: An iframe that was not permitted to run scripts could do so if the user clicked on a javascript: link...