Mozilla: >> Firefox >> 16.0 Security Vulnerabilities
Opening Javascript links in a new tab via long-press in the Firefox iOS client could result in a malicious script spoofing the URL of the new tab. This vulnerability affects Firefox for iOS < 134.
CVSS Score
4.3
EPSS Score
0.001
Published
2025-01-11
Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the website address This vulnerability affects Firefox for iOS < 134.
CVSS Score
6.5
EPSS Score
0.0
Published
2025-01-11
When redirecting to an invalid protocol scheme, an attacker could spoof the address bar.
*Note: This issue only affected Android operating systems. Other operating systems are unaffected.* This vulnerability affects Firefox < 134.
CVSS Score
5.3
EPSS Score
0.002
Published
2025-01-07
Under certain circumstances, a user opt-in setting that Focus should require authentication before use could have been be bypassed. This vulnerability affects Firefox < 134.
CVSS Score
3.3
EPSS Score
0.0
Published
2025-01-07
When using an invalid protocol scheme, an attacker could spoof the address bar.
*Note: This issue only affected Android operating systems. Other operating systems are unaffected.*
*Note: This issue is a different issue from CVE-2025-0244. This vulnerability affects Firefox < 134.
CVSS Score
6.5
EPSS Score
0.001
Published
2025-01-07
Memory safety bugs present in Firefox 133 and Thunderbird 133. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 134 and Thunderbird < 134.
CVSS Score
9.8
EPSS Score
0.004
Published
2025-01-07
The WebChannel API, which is used to transport various information across processes, did not check the sending principal but rather accepted the principal being sent. This could have led to privilege escalation attacks. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
CVSS Score
5.4
EPSS Score
0.001
Published
2025-01-07
Assuming a controlled failed memory allocation, an attacker could have caused a use-after-free, leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Firefox ESR < 115.19, Thunderbird < 134, and Thunderbird < 128.6.
CVSS Score
5.3
EPSS Score
0.002
Published
2025-01-07
When using Alt-Svc, ALPN did not properly validate certificates when the original server is redirecting to an insecure site. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
CVSS Score
4.0
EPSS Score
0.0
Published
2025-01-07
Parsing a JavaScript module as JSON could, under some circumstances, cause cross-compartment access, which may result in a use-after-free. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird < 128.6.
CVSS Score
4.0
EPSS Score
0.001
Published
2025-01-07