CVE-2025-8039

In some cases search terms persisted in the URL bar even after navigating away from the search page. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1970997	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-56/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-59/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-61/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-63/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox:::::esr:::*
	cpe:2.3:a:mozilla:firefox:::::-:::*
	cpe:2.3:a:mozilla:thunderbird:::::esr:::*
	cpe:2.3:a:mozilla:thunderbird:::::-:::*

History

No history.

Information

Published : 2025-07-22 21:15

Updated : 2025-07-28 13:56

NVD link : CVE-2025-8039

Mitre link : CVE-2025-8039

CVE.ORG link : CVE-2025-8039

JSON object : View

Products Affected

mozilla

firefox
thunderbird

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

{"id": "CVE-2025-8039", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "published": "2025-07-22T21:15:51.060", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=1970997", "tags": ["Permissions Required"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-56/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-59/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-61/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2025-63/", "tags": ["Vendor Advisory"], "source": "security@mozilla.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "In some cases search terms persisted in the URL bar even after navigating away from the search page. This vulnerability affects Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird < 140.1."}, {"lang": "es", "value": "En algunos casos, los t\u00e9rminos de b\u00fasqueda persist\u00edan en la barra de URL incluso despu\u00e9s de salir de la p\u00e1gina de b\u00fasqueda. Esta vulnerabilidad afecta a Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141 y Thunderbird < 140.1."}], "lastModified": "2025-07-28T13:56:57.663", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*", "vulnerable": true, "matchCriteriaId": "260CDC56-79EC-44BF-9555-BB4321552203", "versionEndExcluding": "140.1"}, {"criteria": "cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "8684A46E-D70A-4830-8971-A6DCC360F422", "versionEndExcluding": "141.0"}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:esr:*:*:*", "vulnerable": true, "matchCriteriaId": "99498D75-7441-458F-9C53-6ABCC7ED9AEC", "versionEndExcluding": "140.1"}, {"criteria": "cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "95D506DD-BD9B-4D90-802F-5BE673F1CF14", "versionEndExcluding": "141.0"}], "operator": "OR"}]}], "sourceIdentifier": "security@mozilla.org"}