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Vulnerability details: VCID-p5ms-jvhj-vkc6
Vulnerability ID VCID-p5ms-jvhj-vkc6
Aliases CVE-2025-0241
Summary When segmenting specially crafted text, segmentation would corrupt memory leading to a potentially exploitable crash. This vulnerability affects Firefox < 134, Firefox ESR < 128.6, Thunderbird < 134, and Thunderbird ESR < 128.6.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-0241.json
epss 0.00045 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00107 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00114 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00114 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00114 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00114 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00114 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00119 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00132 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00134 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00182 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
epss 0.00198 https://api.first.org/data/v1/epss?cve=CVE-2025-0241
cvssv3.1 7.7 https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
cvssv3.1 7.7 https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2025-01
generic_textual none https://www.mozilla.org/en-US/security/advisories/mfsa2025-02
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2025-04
generic_textual none https://www.mozilla.org/en-US/security/advisories/mfsa2025-05
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-01/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-01/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-01/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-01/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-02/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-02/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-02/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-02/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-04/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-04/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-04/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-04/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-05/
cvssv3.1 7.7 https://www.mozilla.org/security/advisories/mfsa2025-05/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-05/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-05/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-0241.json
https://api.first.org/data/v1/epss?cve=CVE-2025-0241
https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-0241
https://www.mozilla.org/security/advisories/mfsa2025-01/
https://www.mozilla.org/security/advisories/mfsa2025-02/
https://www.mozilla.org/security/advisories/mfsa2025-04/
https://www.mozilla.org/security/advisories/mfsa2025-05/
2336168 https://bugzilla.redhat.com/show_bug.cgi?id=2336168
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
CVE-2025-0241 https://nvd.nist.gov/vuln/detail/CVE-2025-0241
GLSA-202501-10 https://security.gentoo.org/glsa/202501-10
GLSA-202505-03 https://security.gentoo.org/glsa/202505-03
mfsa2025-01 https://www.mozilla.org/en-US/security/advisories/mfsa2025-01
mfsa2025-02 https://www.mozilla.org/en-US/security/advisories/mfsa2025-02
mfsa2025-04 https://www.mozilla.org/en-US/security/advisories/mfsa2025-04
mfsa2025-05 https://www.mozilla.org/en-US/security/advisories/mfsa2025-05
RHSA-2025:0080 https://access.redhat.com/errata/RHSA-2025:0080
RHSA-2025:0132 https://access.redhat.com/errata/RHSA-2025:0132
RHSA-2025:0133 https://access.redhat.com/errata/RHSA-2025:0133
RHSA-2025:0134 https://access.redhat.com/errata/RHSA-2025:0134
RHSA-2025:0135 https://access.redhat.com/errata/RHSA-2025:0135
RHSA-2025:0136 https://access.redhat.com/errata/RHSA-2025:0136
RHSA-2025:0137 https://access.redhat.com/errata/RHSA-2025:0137
RHSA-2025:0138 https://access.redhat.com/errata/RHSA-2025:0138
RHSA-2025:0144 https://access.redhat.com/errata/RHSA-2025:0144
RHSA-2025:0147 https://access.redhat.com/errata/RHSA-2025:0147
RHSA-2025:0162 https://access.redhat.com/errata/RHSA-2025:0162
RHSA-2025:0165 https://access.redhat.com/errata/RHSA-2025:0165
RHSA-2025:0166 https://access.redhat.com/errata/RHSA-2025:0166
RHSA-2025:0167 https://access.redhat.com/errata/RHSA-2025:0167
RHSA-2025:0275 https://access.redhat.com/errata/RHSA-2025:0275
RHSA-2025:0281 https://access.redhat.com/errata/RHSA-2025:0281
RHSA-2025:0284 https://access.redhat.com/errata/RHSA-2025:0284
RHSA-2025:0286 https://access.redhat.com/errata/RHSA-2025:0286
RHSA-2025:0287 https://access.redhat.com/errata/RHSA-2025:0287
USN-7191-1 https://usn.ubuntu.com/7191-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-0241.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: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
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: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
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:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1933023
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-01/
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: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-01/
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:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-01/
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-01/
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-02/
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: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-02/
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:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-02/
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-02/
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-04/
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: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-04/
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:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-04/
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-04/
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-05/
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: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L Found at https://www.mozilla.org/security/advisories/mfsa2025-05/
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:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-05/
Vector: SSVCv2/E:N/A:Y/T:T/P:M/B:A/M:M/D:T/2025-01-08T17:27:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-05/
Exploit Prediction Scoring System (EPSS)
Percentile 0.17624
EPSS Score 0.00045
Published At Jan. 16, 2025, midnight
Date Actor Action Source VulnerableCode Version
2025-01-12T22:33:25.564356+00:00 NVD Importer Import https://nvd.nist.gov/vuln/detail/CVE-2025-0241 35.1.0