Known vulnerabilities in Firefox ESR - page 62

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
#VU158195 - Improper Check for Unusual or Exceptional Conditions
CVE-2026-117990
CWE-754 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158196 - Improper Check for Unusual or Exceptional Conditions
CVE-2026-117991
CWE-754 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158197 - Integer overflow
CVE-2026-117993
CWE-190 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158198 - Use After Free
CVE-2026-117994
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158199 - Improper Privilege Management
CVE-2026-117995
CWE-269 Medium
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158200 - Improper Check for Unusual or Exceptional Conditions
CVE-2026-117996
CWE-754 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158201 - Use After Free
CVE-2026-117997
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158179 - Memory corruption
CVE-2026-117969
CWE-119 Medium
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158164 - Improper Check for Unusual or Exceptional Conditions
CVE-2026-117945
CWE-754 Low
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158165 - Use After Free
CVE-2026-117947
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158139 - Exposure of sensitive information to an unauthorized actor
CVE-2026-117992
CWE-200 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158128 - Use After Free
CVE-2026-117949
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158129 - Improper input validation
CVE-2026-117950
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158130 - Use After Free
CVE-2026-117951
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158125 - Use After Free
CVE-2026-117944
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158126 - Improper input validation
CVE-2026-117946
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158127 - Use After Free
CVE-2026-117948
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158123 - Improper input validation
CVE-2026-117942
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158122 - Use After Free
CVE-2026-117941
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158118 - Use After Free
CVE-2026-117936
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more


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