Known vulnerabilities in Firefox ESR 102.12.0

Vendor: Mozilla
Software: Firefox ESR
Version: 102.12.0
Software CPE: cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Total vulnerabilities: 249
Public exploits: 6
Known exploited (KEV): 3
Highest CVSSv4 Score: 8.8

Vulnerabilities by Severity

Severity distribution of vulnerabilities affecting Firefox ESR version 102.12.0 Firefox ESR 102.12.0 is affected by 249 vulnerabilities: 3 critical, 146 high, 63 medium, 37 low Critical High Medium Low

Vulnerabilities (249)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU138964 - Improper Access Control
CVE-2026-16349
CWE-284 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 16 more
#VU138965 - Improper input validation
CVE-2026-16350
CWE-20 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 12 more
#VU138966 - Use After Free
CVE-2026-16351
CWE-416 High
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 12 more
#VU138967 - Use After Free
CVE-2026-16352
CWE-416 High
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 12 more
#VU138968 - NULL Pointer Dereference
CVE-2026-16353
CWE-476 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 12 more
#VU138969 - Exposure of sensitive information to an unauthorized actor
CVE-2026-16354
CWE-200 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 16 more
#VU138970 - Incorrect Calculation
CVE-2026-16355
CWE-682 High
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 12 more
#VU138971 - Use After Free
CVE-2026-16356
CWE-416 High
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 12 more
#VU138972 - Improper input validation
CVE-2026-16357
CWE-20 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 16 more
#VU138973 - Improper Access Control
CVE-2026-16358
CWE-284 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 16 more
#VU138974 - Improper input validation
CVE-2026-16359
CWE-20 Medium
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 16 more
#VU138975 - Memory corruption
CVE-2026-16360
CWE-119 High
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 16 more
#VU138976 - Memory corruption
CVE-2026-16361
CWE-119 High
No
No
115.38.0, 140.13.0 21.07.2026 SB2026072201
SB2026072301
SB2026072442
and 15 more
#VU137818 - Improper Access Control
CVE-2026-15719
CWE-284 High
No
No
115.38.0, 140.13.0 16.07.2026 SB2026071604
SB2026072301
SB2026072442
and 11 more
#VU137817 - Access of Uninitialized Pointer
CVE-2026-15718
CWE-824 High
No
No
115.38.0, 140.13.0 16.07.2026 SB2026071604
SB2026072301
SB2026072442
and 15 more
#VU134610 - Incorrect Calculation
CVE-2026-12299
CWE-682 High
No
No
115.37.0, 140.12.0 16.06.2026 SB2026061653
SB2026061756
SB2026061757
and 28 more
#VU134611 - Protection Mechanism Failure
CVE-2026-12302
CWE-693 Medium
No
No
115.37.0, 140.12.0 16.06.2026 SB2026061653
SB2026061756
SB2026061757
and 29 more
#VU134612 - Memory corruption
CVE-2026-12330
CWE-119 Medium
No
No
115.37.0, 140.12.0 16.06.2026 SB2026061653
SB2026061756
SB2026061801
and 27 more
#VU134613 - Improper input validation
CVE-2026-12325
CWE-20 Medium
No
No
115.37.0, 140.12.0 16.06.2026 SB2026061653
SB2026061756
SB2026061757
and 29 more
#VU134614 - Memory corruption
CVE-2026-12328
CWE-119 High
No
No
115.37.0, 140.12.0 16.06.2026 SB2026061653
SB2026061756
SB2026061757
and 28 more


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