【Vulnerability Alert】 A Critical Security Vulnerability Exists in Internet Systems Consortium (ISC) BIND (CVE-2026-3104)

publish date : 2026-04-10 update date : 2026-04-10

Source: Ministry of education information & communication security contingency platform

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Publication Number TACERT-ANA-2026041002043535 Publication Time 2026/04/10 14:12
Incident Type ANA-Vulnerability Alert Discovery Time 2026/04/10 14:12
Impact Level Low  
[Subject]
【Vulnerability Alert】 FortiClient EMS Contains High-Risk Security Vulnerabilities (CVE-2026-21643 and CVE-2026-35616); Please Confirm and Apply the Patch as Soon as Possible
[Content]
Forwarded from TWCERTCC-200-202407-00000002

Recently, Internet Systems Consortium (ISC) issued a critical security advisory for BIND (CVE-2026-3104, CVSS: 7.5). This vulnerability may cause a memory leak in the BIND resolver through a specially crafted domain name.


(Information Sharing Level: WHITE (Information content can be publicly disclosed)
[Affected Platform]
BIND versions 9.20.0 to 9.20.20
BIND versions 9.21.0 to 9.21.19
BIND versions 9.20.9-S1 to 9.20.20-S1
[Recommended Actions]

Please apply the remediation according to the solution released on the official website: https://kb.isc.org/docs/cve-2026-3104

[Reference]
https://www.twcert.org.tw/tw/cp-169-10818-cb2ee-1.html
(This notification is for informational purposes only and does not constitute a cybersecurity incident).
If you have questions or suggestions regarding this notification, please feel free to contact us.
Ministry of education information & communication security contingency platform
Website: https://info.cert.tanet.edu.tw/
Phone: +886-7-5250211
Internet Phone: 98400000
E-Mail: service@cert.tanet.edu.tw
Organizer: Computer Center