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Vulnerability details: VCID-yjyu-u73t-u7bh
Vulnerability ID VCID-yjyu-u73t-u7bh
Aliases CVE-2023-29536
Summary Multiple vulnerabilities have been discovered in Mozilla Thunderbird, the worst of which could result in arbitrary code execution.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-617 Reachable Assertion
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-29536.json
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2023-29536
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1821959
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-13
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-14
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2023-15
ssvc Track https://www.mozilla.org/security/advisories/mfsa2023-13/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2023-14/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2023-15/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-29536.json
https://api.first.org/data/v1/epss?cve=CVE-2023-29536
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-0547
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1945
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1999
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-28427
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29479
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29533
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29535
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29536
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29539
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29541
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29548
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-29550
2186104 https://bugzilla.redhat.com/show_bug.cgi?id=2186104
GLSA-202305-35 https://security.gentoo.org/glsa/202305-35
mfsa2023-13 https://www.mozilla.org/en-US/security/advisories/mfsa2023-13
mfsa2023-13 https://www.mozilla.org/security/advisories/mfsa2023-13/
mfsa2023-14 https://www.mozilla.org/en-US/security/advisories/mfsa2023-14
mfsa2023-14 https://www.mozilla.org/security/advisories/mfsa2023-14/
mfsa2023-15 https://www.mozilla.org/en-US/security/advisories/mfsa2023-15
mfsa2023-15 https://www.mozilla.org/security/advisories/mfsa2023-15/
RHSA-2023:1785 https://access.redhat.com/errata/RHSA-2023:1785
RHSA-2023:1786 https://access.redhat.com/errata/RHSA-2023:1786
RHSA-2023:1787 https://access.redhat.com/errata/RHSA-2023:1787
RHSA-2023:1788 https://access.redhat.com/errata/RHSA-2023:1788
RHSA-2023:1789 https://access.redhat.com/errata/RHSA-2023:1789
RHSA-2023:1790 https://access.redhat.com/errata/RHSA-2023:1790
RHSA-2023:1791 https://access.redhat.com/errata/RHSA-2023:1791
RHSA-2023:1792 https://access.redhat.com/errata/RHSA-2023:1792
RHSA-2023:1802 https://access.redhat.com/errata/RHSA-2023:1802
RHSA-2023:1803 https://access.redhat.com/errata/RHSA-2023:1803
RHSA-2023:1804 https://access.redhat.com/errata/RHSA-2023:1804
RHSA-2023:1805 https://access.redhat.com/errata/RHSA-2023:1805
RHSA-2023:1806 https://access.redhat.com/errata/RHSA-2023:1806
RHSA-2023:1809 https://access.redhat.com/errata/RHSA-2023:1809
RHSA-2023:1810 https://access.redhat.com/errata/RHSA-2023:1810
RHSA-2023:1811 https://access.redhat.com/errata/RHSA-2023:1811
show_bug.cgi?id=1821959 https://bugzilla.mozilla.org/show_bug.cgi?id=1821959
USN-6010-1 https://usn.ubuntu.com/6010-1/
USN-6015-1 https://usn.ubuntu.com/6015-1/
USN-6120-1 https://usn.ubuntu.com/6120-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2023-29536.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-09T15:50:03Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1821959
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-09T15:50:03Z/ Found at https://www.mozilla.org/security/advisories/mfsa2023-13/
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-09T15:50:03Z/ Found at https://www.mozilla.org/security/advisories/mfsa2023-14/
Vector: SSVCv2/E:N/A:N/T:T/P:M/B:A/M:M/D:T/2025-01-09T15:50:03Z/ Found at https://www.mozilla.org/security/advisories/mfsa2023-15/
Exploit Prediction Scoring System (EPSS)
Percentile 0.4088
EPSS Score 0.0019
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:00:32.779439+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202305-36 38.0.0