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NVD Vulnerability Details :
CVE-2025-10529
Modified
More InfoOfficial Page
Source-security@mozilla.org
View Known Exploited Vulnerability (KEV) details
Published At-16 Sep, 2025 | 13:15
Updated At-13 Apr, 2026 | 15:16

Same-origin policy bypass in the Layout component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.16.5MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Type: Secondary
Version: 3.1
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CPE Matches
Mozilla Corporation
mozilla
>>firefox>>Versions before 140.3.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
Mozilla Corporation
mozilla
>>firefox>>Versions before 143.0(exclusive)
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
Mozilla Corporation
mozilla
>>thunderbird>>Versions before 143.0(exclusive)
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-942Secondary134c704f-9b21-4f2e-91b3-4a467353bcc0
CWE ID: CWE-942
Type: Secondary
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugzilla.mozilla.org/show_bug.cgi?id=1970490security@mozilla.org
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-73/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-75/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-77/security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-78/security@mozilla.org
Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/09/msg00020.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
https://lists.debian.org/debian-lts-announce/2025/09/msg00026.htmlaf854a3a-2127-422b-91ae-364da2661108
N/A
Hyperlink: https://bugzilla.mozilla.org/show_bug.cgi?id=1970490
Source: security@mozilla.org
Resource:
Permissions Required
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-73/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-75/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-77/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://www.mozilla.org/security/advisories/mfsa2025-78/
Source: security@mozilla.org
Resource:
Vendor Advisory
Hyperlink: https://lists.debian.org/debian-lts-announce/2025/09/msg00020.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Hyperlink: https://lists.debian.org/debian-lts-announce/2025/09/msg00026.html
Source: af854a3a-2127-422b-91ae-364da2661108
Resource: N/A
Change History
0Changes found
Details not found