Skip to content

Known vulnerabilities in Mozilla Firefox ESR

Is your version affected?

CVE Summary Score Published
CVE-2024-29944 An attacker was able to inject an event handler into a privileged object that would allow arbitrary JavaScript execution… 8.4 High Mar 22, 2024
CVE-2024-2616 To harden ICU against exploitation, the behavior for out-of-memory conditions was changed to crash instead of attempt to… 2.7 Low Mar 19, 2024
CVE-2024-2614 Memory safety bugs present in Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8 8.8 High Mar 19, 2024
CVE-2024-2612 If an attacker could find a way to trigger a particular code path in `SafeRefPtr`, it could have triggered a crash or… 8.1 High Mar 19, 2024
CVE-2024-2611 A missing delay on when pointer lock was used could have allowed a malicious page to trick a user into granting… 5.5 Medium Mar 19, 2024
CVE-2024-2610 Using a markup injection an attacker could have stolen nonce values 6.1 Medium Mar 19, 2024
CVE-2024-2609 The permission prompt input delay could expire while the window is not in focus 6.1 Medium Mar 19, 2024
CVE-2023-5388 NSS was susceptible to a timing side-channel attack when performing RSA decryption 6.5 Medium Mar 19, 2024
CVE-2024-2608 `AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have… 8.4 High Mar 19, 2024
CVE-2024-2607 Return registers were overwritten which could have allowed an attacker to execute arbitrary code 8.1 High Mar 19, 2024
CVE-2024-2605 An attacker could have leveraged the Windows Error Reporter to run arbitrary code on the system escaping the sandbox 5.9 Medium Mar 19, 2024
CVE-2024-1553 Memory safety bugs present in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7 8.1 High Feb 20, 2024
CVE-2024-1552 Incorrect code generation could have led to unexpected numeric conversions and potential undefined behavior.*Note:* This… 7.5 High Feb 20, 2024
CVE-2024-1551 Set-Cookie response headers were being incorrectly honored in multipart HTTP responses 6.1 Medium Feb 20, 2024
CVE-2024-1550 A malicious website could have used a combination of exiting fullscreen mode and `requestPointerLock` to cause the… 6.1 Medium Feb 20, 2024
CVE-2024-1549 If a website set a large custom cursor, portions of the cursor could have overlapped with the permission dialog,… 6.1 Medium Feb 20, 2024
CVE-2024-1548 A website could have obscured the fullscreen notification by using a dropdown select input element 4.3 Medium Feb 20, 2024
CVE-2024-1547 Through a series of API calls and redirects, an attacker-controlled alert dialog could have been displayed on another… 6.5 Medium Feb 20, 2024
CVE-2024-1546 When storing and re-accessing data on a networking channel, the length of buffers may have been confused, resulting in… 7.5 High Feb 20, 2024
CVE-2024-0743 An unchecked return value in TLS handshake code could have caused a potentially exploitable crash 7.5 High Jan 23, 2024
CVE-2024-0753 In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain 6.5 Medium Jan 23, 2024
CVE-2024-0755 Memory safety bugs present in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6 8.8 High Jan 23, 2024
CVE-2024-0751 A malicious devtools extension could have been used to escalate privileges 8.8 High Jan 23, 2024
CVE-2024-0750 A bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into granting… 8.8 High Jan 23, 2024
CVE-2024-0747 When a parent page loaded a child in an iframe with `unsafe-inline`, the parent Content Security Policy could have… 6.5 Medium Jan 23, 2024

Other Mozilla products