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CVE-2025-66514: Improper Neutralization of Input During Web Page Generation

🗓️ 05 Dec 2025 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 9 Views

Authenticated HTML injection in Nextcloud Mail before 5.5.3 via message list subjects.

Related
Refs
ReporterTitlePublishedViews
Family
bdu_fstec
BDU FSTEC
NextCloud Mail Code Execution
25 Mar 202600:00
–bdu_fstec
circl
Circl
CVE-2025-66514
5 Dec 202514:50
–circl
cnnvd
CNNVD
Nextcloud Mail 跨站脚本漏洞
5 Dec 202500:00
–cnnvd
cve
CVE
CVE-2025-66514
5 Dec 202517:32
–cve
cvelist
Cvelist
CVE-2025-66514 Nextcloud Mail stored HTML injection in subject text
5 Dec 202517:32
–cvelist
euvd
EUVD
EUVD-2025-201464
5 Dec 202517:32
–euvd
nextcloud
Nextcloud
Mail stored HTML injection in subject text
5 Dec 202508:06
–nextcloud
hackerone
Hacker One
Nextcloud: Mail stored HTML injection in subject text
24 Sep 202517:36
–hackerone
mend
Mend
CVE-2025-66514
5 Dec 202517:32
–mend
nvd
NVD
CVE-2025-66514
5 Dec 202518:15
–nvd
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Data

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09 Dec 2025 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 3.13.5 - 5.4
EPSS0.0025
SSVC
9