CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
39.1%
Mozilla Thunderbird is a standalone mail and newsgroup client.
This update upgrades Thunderbird to version 115.5.0.
Security Fix(es):
Mozilla: Out-of-bound memory access in WebGL2 blitFramebuffer (CVE-2023-6204)
Mozilla: Use-after-free in MessagePort::Entangled (CVE-2023-6205)
Mozilla: Clickjacking permission prompts using the fullscreen transition (CVE-2023-6206)
Mozilla: Use-after-free in ReadableByteStreamQueueEntry::Buffer (CVE-2023-6207)
Mozilla: Memory safety bugs fixed in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5 (CVE-2023-6212)
Mozilla: Using Selection API would copy contents into X11 primary selection. (CVE-2023-6208)
Mozilla: Incorrect parsing of relative URLs starting with “///” (CVE-2023-6209)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
39.1%