Known vulnerabilities in Firefox ESR - page 67

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
#VU158153 - Use After Free
CVE-2026-117902
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158154 - Use After Free
CVE-2026-117904
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158155 - Use After Free
CVE-2026-117909
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158156 - Memory corruption
CVE-2026-117910
CWE-119 Medium
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158157 - Use After Free
CVE-2026-117913
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158158 - Use After Free
CVE-2026-117916
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158152 - Use After Free
CVE-2026-117898
CWE-416 High
No
No
153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158102 - Improper input validation
CVE-2026-117915
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158098 - Use After Free
CVE-2026-117908
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158099 - Use After Free
CVE-2026-117911
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158100 - Origin Validation Error
CVE-2026-117912
CWE-346 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158094 - Use After Free
CVE-2026-117903
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158095 - Use After Free
CVE-2026-117905
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158096 - Use After Free
CVE-2026-117906
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158097 - Use After Free
CVE-2026-117907
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158091 - Use After Free
CVE-2026-117899
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158092 - Use After Free
CVE-2026-117900
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158093 - Use After Free
CVE-2026-117901
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158089 - Use After Free
CVE-2026-117896
CWE-416 Medium
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more
#VU158090 - Improper input validation
CVE-2026-117897
CWE-20 Low
No
No
115.44.0, 153.6.0 27.10.2026 SB2026102801
SB20261029163
SB2026110113
and 1 more


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