Known vulnerabilities in Firefox ESR - page 63

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
#VU158203 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-117999
CWE-362 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158204 - Exposure of sensitive information to an unauthorized actor
CVE-2026-118000
CWE-200 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158205 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-118002
CWE-362 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158206 - Exposure of sensitive information to an unauthorized actor
CVE-2026-118003
CWE-200 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158207 - Improper Check for Unusual or Exceptional Conditions
CVE-2026-118004
CWE-754 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158193 - Improper Check for Unusual or Exceptional Conditions
CVE-2026-117988
CWE-754 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158194 - Use After Free
CVE-2026-117989
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158202 - Protection Mechanism Failure
CVE-2026-117998
CWE-693 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158182 - Use After Free
CVE-2026-117973
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158183 - Memory corruption
CVE-2026-117975
CWE-119 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158184 - Improper isolation or compartmentalization
CVE-2026-117976
CWE-653 Medium
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158185 - Use After Free
CVE-2026-117980
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158186 - Improper Privilege Management
CVE-2026-117981
CWE-269 Medium
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158192 - Use After Free
CVE-2026-117987
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158180 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE-2026-117970
CWE-362 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158181 - Use After Free
CVE-2026-117972
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158135 - Use After Free
CVE-2026-117971
CWE-416 High
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158136 - Use After Free
CVE-2026-117974
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158137 - Improper input validation
CVE-2026-117978
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158138 - Improper input validation
CVE-2026-117979
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more


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