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CVSS: 6.4EPSS: 0%CPEs: 35EXPL: 0

19 Mar 2024 — A missing delay on when pointer lock was used could have allowed a malicious page to trick a user into granting permissions. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9. Una demora faltante en el momento en que se usó el bloqueo del puntero podría haber permitido que una página maliciosa engañara a un usuario para que otorgara permisos. Esta vulnerabilidad afecta a Firefox < 124, Firefox ESR < 115.9 y Thunderbird < 115.9. The Mozilla Foundation Security Ad... • https://bugzilla.mozilla.org/show_bug.cgi?id=1876675 • CWE-449: The UI Performs the Wrong Action •

CVSS: 6.4EPSS: 0%CPEs: 35EXPL: 0

19 Mar 2024 — Using a markup injection an attacker could have stolen nonce values. This could have been used to bypass strict content security policies. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9. Al utilizar una inyección de marcado, un atacante podría haber robado valores nonce. Esto podría haberse utilizado para eludir las estrictas políticas de seguridad de contenido. • https://bugzilla.mozilla.org/show_bug.cgi?id=1871112 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE-94: Improper Control of Generation of Code ('Code Injection') •

CVSS: 6.4EPSS: 0%CPEs: 35EXPL: 0

19 Mar 2024 — The permission prompt input delay could expire while the window is not in focus. This makes it vulnerable to clickjacking by malicious websites. This vulnerability affects Firefox < 124, Firefox ESR < 115.10, and Thunderbird < 115.10. El retraso en la entrada del mensaje de permiso podría haber expirado mientras la ventana no estaba enfocada, lo que hizo que el mensaje fuera vulnerable al clickjacking por parte de sitios web maliciosos. Esta vulnerabilidad afecta a Firefox &lt; 124. • https://bugzilla.mozilla.org/show_bug.cgi?id=1866100 • CWE-356: Product UI does not Warn User of Unsafe Actions •

CVSS: 10.0EPSS: 0%CPEs: 35EXPL: 0

19 Mar 2024 — `AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienced integer overflows, causing underallocation of an output buffer leading to an out of bounds write. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9. `AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` y `AppendEncodedCharacters()` podrían haber experimentado desbordamientos de enteros, lo que provocó una asignación insuficiente de un bú... • https://bugzilla.mozilla.org/show_bug.cgi?id=1880692 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-680: Integer Overflow to Buffer Overflow •

CVSS: 8.1EPSS: 1%CPEs: 34EXPL: 0

19 Mar 2024 — Return registers were overwritten which could have allowed an attacker to execute arbitrary code. *Note:* This issue only affected Armv7-A systems. Other operating systems are unaffected. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9. Se sobrescribieron los registros de retorno, lo que podría haber permitido a un atacante ejecutar código arbitrario. • https://bugzilla.mozilla.org/show_bug.cgi?id=1879939 • CWE-123: Write-what-where Condition CWE-1262: Improper Access Control for Register Interface •

CVSS: 7.6EPSS: 0%CPEs: 26EXPL: 0

04 Mar 2024 — The encrypted subject of an email message could be incorrectly and permanently assigned to an arbitrary other email message in Thunderbird's local cache. Consequently, when replying to the contaminated email message, the user might accidentally leak the confidential subject to a third party. While this update fixes the bug and avoids future message contamination, it does not automatically repair existing contaminations. Users are advised to use the repair folder functionality, which is available from the co... • https://bugzilla.mozilla.org/show_bug.cgi?id=1860977 • CWE-311: Missing Encryption of Sensitive Data CWE-922: Insecure Storage of Sensitive Information •

CVSS: 8.1EPSS: 0%CPEs: 37EXPL: 0

20 Feb 2024 — Memory safety bugs present in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7. 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 < 123, Firefox ESR < 115.8, and Thunderbird < 115.8. Errores de seguridad de la memoria presentes en Firefox 122, Firefox ESR 115.7 y Thunderbird 115.7. Algunos de estos errores mostraron evidencia de corrupción de memoria y suponemos... • https://bugzilla.mozilla.org/buglist.cgi?bug_id=1855686%2C1867982%2C1871498%2C1872296%2C1873521%2C1873577%2C1873597%2C1873866%2C1874080%2C1874740%2C1875795%2C1875906%2C1876425%2C1878211%2C1878286 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •

CVSS: 7.5EPSS: 0%CPEs: 35EXPL: 0

20 Feb 2024 — Incorrect code generation could have led to unexpected numeric conversions and potential undefined behavior.*Note:* This issue only affects 32-bit ARM devices. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8. La generación incorrecta de código podría haber provocado conversiones numéricas inesperadas y un posible comportamiento indefinido.*Nota:* Este problema solo afecta a los dispositivos ARM de 32 bits. • https://bugzilla.mozilla.org/show_bug.cgi?id=1874502 • CWE-681: Incorrect Conversion between Numeric Types •

CVSS: 6.4EPSS: 0%CPEs: 36EXPL: 0

20 Feb 2024 — Set-Cookie response headers were being incorrectly honored in multipart HTTP responses. If an attacker could control the Content-Type response header, as well as control part of the response body, they could inject Set-Cookie response headers that would have been honored by the browser. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8. Los encabezados de respuesta Set-Cookie se respetaban incorrectamente en las respuestas HTTP de varias partes. Si un atacante pudiera co... • https://bugzilla.mozilla.org/show_bug.cgi?id=1864385 • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') CWE-565: Reliance on Cookies without Validation and Integrity Checking •

CVSS: 6.4EPSS: 0%CPEs: 36EXPL: 0

20 Feb 2024 — A malicious website could have used a combination of exiting fullscreen mode and `requestPointerLock` to cause the user's mouse to be re-positioned unexpectedly, which could have led to user confusion and inadvertently granting permissions they did not intend to grant. This vulnerability affects Firefox < 123, Firefox ESR < 115.8, and Thunderbird < 115.8. Un sitio web malicioso podría haber utilizado una combinación de salir del modo de pantalla completa y `requestPointerLock` para provocar que el mouse del... • https://bugzilla.mozilla.org/show_bug.cgi?id=1860065 • CWE-1021: Improper Restriction of Rendered UI Layers or Frames •