Known vulnerabilities in Firefox ESR - page 58

Vendor: Mozilla
Software: Firefox ESR
Software CPE: cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Total vulnerabilities: 1403
Public exploits: 31
Known exploited (KEV): 13

Breakdown by Severity Chart

Severity distribution of vulnerabilities affecting Firefox ESR Firefox ESR is affected by 1403 known vulnerabilities: 11 critical, 644 high, 459 medium, 289 low Critical High Medium Low

Vulnerabilities (1403)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU156045 - Insufficient Verification of Data Authenticity
CVE-2026-109770
CWE-345 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156046 - Improper input validation
CVE-2026-109775
CWE-20 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156047 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-109776
CWE-362 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156048 - Exposure of sensitive information to an unauthorized actor
CVE-2026-109777
CWE-200 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156049 - Improper Privilege Management
CVE-2026-109778
CWE-269 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156050 - Improper input validation
CVE-2026-109781
CWE-20 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156034 - Improper Privilege Management
CVE-2026-109756
CWE-269 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156035 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-109757
CWE-362 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156036 - Improper Access Control
CVE-2026-109759
CWE-284 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156038 - Improper input validation
CVE-2026-109762
CWE-20 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156039 - Protection Mechanism Failure
CVE-2026-109763
CWE-693 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156040 - Protection Mechanism Failure
CVE-2026-109764
CWE-693 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156041 - Use After Free
CVE-2026-109765
CWE-416 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156042 - Protection Mechanism Failure
CVE-2026-109766
CWE-693 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156043 - Exposure of sensitive information to an unauthorized actor
CVE-2026-109767
CWE-200 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156028 - Improper Privilege Management
CVE-2026-109743
CWE-269 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156031 - Exposure of sensitive information to an unauthorized actor
CVE-2026-109751
CWE-200 Low
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156032 - Use After Free
CVE-2026-109752
CWE-416 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156033 - Improper input validation
CVE-2026-109754
CWE-20 Medium
No
No
153.5.0 16.10.2026 SB2026101619
SB2026101620
SB20261022527
and 1 more
#VU156008 - Improper Privilege Management
CVE-2026-109704
CWE-269 High
No
No
153.5.0 16.10.2026 SB2026101620
SB20261022527
SB20261022528


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