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Vulnerability details: VCID-7eu3-hxbk-8fd7
Vulnerability ID VCID-7eu3-hxbk-8fd7
Aliases CVE-2025-1935
Summary Multiple vulnerabilities have been discovered in Mozilla Firefox, the worst of which can lead to arbitrary code execution.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-1021 Improper Restriction of Rendered UI Layers or Frames
System Score Found at
cvssv3 4.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-1935.json
epss 0.00189 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00189 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00189 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00298 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00298 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00298 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00298 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00298 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
epss 0.00298 https://api.first.org/data/v1/epss?cve=CVE-2025-1935
cvssv3.1 4.3 https://bugzilla.mozilla.org/show_bug.cgi?id=1866661
ssvc Track https://bugzilla.mozilla.org/show_bug.cgi?id=1866661
cvssv3.1 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2025-14
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2025-16
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2025-17
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2025-18
cvssv3.1 4.3 https://www.mozilla.org/security/advisories/mfsa2025-14/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-14/
cvssv3.1 4.3 https://www.mozilla.org/security/advisories/mfsa2025-16/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-16/
cvssv3.1 4.3 https://www.mozilla.org/security/advisories/mfsa2025-17/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-17/
cvssv3.1 4.3 https://www.mozilla.org/security/advisories/mfsa2025-18/
ssvc Track https://www.mozilla.org/security/advisories/mfsa2025-18/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-1935.json
https://api.first.org/data/v1/epss?cve=CVE-2025-1935
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-1935
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
2349792 https://bugzilla.redhat.com/show_bug.cgi?id=2349792
GLSA-202505-02 https://security.gentoo.org/glsa/202505-02
GLSA-202505-03 https://security.gentoo.org/glsa/202505-03
GLSA-202505-08 https://security.gentoo.org/glsa/202505-08
mfsa2025-14 https://www.mozilla.org/en-US/security/advisories/mfsa2025-14
mfsa2025-14 https://www.mozilla.org/security/advisories/mfsa2025-14/
mfsa2025-16 https://www.mozilla.org/en-US/security/advisories/mfsa2025-16
mfsa2025-16 https://www.mozilla.org/security/advisories/mfsa2025-16/
mfsa2025-17 https://www.mozilla.org/en-US/security/advisories/mfsa2025-17
mfsa2025-17 https://www.mozilla.org/security/advisories/mfsa2025-17/
mfsa2025-18 https://www.mozilla.org/en-US/security/advisories/mfsa2025-18
mfsa2025-18 https://www.mozilla.org/security/advisories/mfsa2025-18/
RHSA-2025:2359 https://access.redhat.com/errata/RHSA-2025:2359
RHSA-2025:2452 https://access.redhat.com/errata/RHSA-2025:2452
RHSA-2025:2479 https://access.redhat.com/errata/RHSA-2025:2479
RHSA-2025:2480 https://access.redhat.com/errata/RHSA-2025:2480
RHSA-2025:2481 https://access.redhat.com/errata/RHSA-2025:2481
RHSA-2025:2484 https://access.redhat.com/errata/RHSA-2025:2484
RHSA-2025:2485 https://access.redhat.com/errata/RHSA-2025:2485
RHSA-2025:2486 https://access.redhat.com/errata/RHSA-2025:2486
RHSA-2025:2699 https://access.redhat.com/errata/RHSA-2025:2699
RHSA-2025:2708 https://access.redhat.com/errata/RHSA-2025:2708
show_bug.cgi?id=1866661 https://bugzilla.mozilla.org/show_bug.cgi?id=1866661
USN-7334-1 https://usn.ubuntu.com/7334-1/
USN-7663-1 https://usn.ubuntu.com/7663-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-1935.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:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1866661
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:P/P:M/B:A/M:M/D:T/2025-03-04T15:40:29Z/ Found at https://bugzilla.mozilla.org/show_bug.cgi?id=1866661
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://www.mozilla.org/security/advisories/mfsa2025-14/
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:P/P:M/B:A/M:M/D:T/2025-03-04T15:40:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-14/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://www.mozilla.org/security/advisories/mfsa2025-16/
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:P/P:M/B:A/M:M/D:T/2025-03-04T15:40:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-16/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://www.mozilla.org/security/advisories/mfsa2025-17/
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:P/P:M/B:A/M:M/D:T/2025-03-04T15:40:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-17/
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N Found at https://www.mozilla.org/security/advisories/mfsa2025-18/
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:P/P:M/B:A/M:M/D:T/2025-03-04T15:40:29Z/ Found at https://www.mozilla.org/security/advisories/mfsa2025-18/
Exploit Prediction Scoring System (EPSS)
Percentile 0.40736
EPSS Score 0.00189
Published At April 12, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:03:08.370873+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/202505-02 38.0.0