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Advisory 2025-0609 - Mozilla Firefox and Thunderbird: Multiple Vulnerabilities

Achtung: You can now also find information from the Vulnerability Advisory Service in the CTI portal!
The CTI portal is available at the following address: https://cti-portal.telekom.net/advisories/2025-0609

Date

2025-04-02

State

2025-04-03

Risk*

Damage: HIGH
Attack Probability: MEDIUM

Attack

A remote anonymous attacker can exploit multiple vulnerabilities in Mozilla Firefox, Mozilla Firefox ESR and Mozilla Thunderbird in order to gain elevated privileges, to execute arbitrary code, to perform spoofing attacks, to cause a Denial of Service condition, to disclose confidential information or to perform other unspecified attacks.

Notice: Further details on this vulnerability advisory is available to registered customers after having logged in or via our daily advisory email.

* The probability of an attack is determined by the attacker's motivation, the necessary expend and the possibilities for an attack. The damage probability is determined by the expend needed to resolute the attack and probable indirecte consequences of an attack for business processes. Telekom Security assumes worst case scenarios.

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