轉發 台灣電腦網路危機處理暨協調中心 資安訊息警訊 TWCERTCC-200-202608-00000009

【CVE-2026-18556】N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability (CVSS v4.0: 8.2)
【是否遭勒索軟體利用:未知】 N-able N-central存在身分鑑別繞過漏洞，攻擊者可利用替代路徑或通道來繞過驗證機制。

【CVE-2026-18577】N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability (CVSS v4.0: 8.2)
【是否遭勒索軟體利用:未知】 N-able N-central存在身分鑑別繞過漏洞，攻擊者可透過替代路徑或通道繞過驗證機制，進而接管N-central中的帳戶。此漏洞源自於針對CVE-2026-18556所發布的修補程式不完整。

【CVE-2026-34486】Apache Tomcat Missing Encryption of Sensitive Data Vulnerability (CVSS v3.1: 7.5)
【是否遭勒索軟體利用:未知】 Apache Tomcat存在敏感資料加密缺失漏洞，攻擊者可利用此漏洞繞過EncryptInterceptor。此漏洞可與CVE-2025-24813串聯利用。

【CVE-2026-9198】IBM Langflow Code Injection Vulnerability (CVSS v3.1: 9.8)
【是否遭勒索軟體利用:未知】 Langflow存在程式碼注入漏洞，未經驗證的攻擊者可利用此漏洞，在預設的Langflow部署環境中實現完整的遠端程式碼執行。

【CVE-2026-63077】JetBrains TeamCity Deserialization of Untrusted Data Vulnerability (CVSS v3.1: 9.8)
【是否遭勒索軟體利用:未知】 JetBrains TeamCity存在反序列化不受信任資料漏洞，攻擊者可透過agent polling protocol，在未經驗證的情況下遠端執行程式碼。

【CVE-2026-8037】Progress LoadMaster Command Injection Vulnerability (CVSS v3.1: 9.6)
【是否遭勒索軟體利用:未知】 Progress LoadMaster存在指令注入漏洞，未經驗證的攻擊者可利用多個指令端點中未經清理的輸入，在LoadMaster設備上執行任意指令。

[影響平台]
【CVE-2026-18556】請參考官方所列的影響版本 https://uptime.n-able.com/event/201522/

【CVE-2026-18577】請參考官方所列的影響版本 https://uptime.n-able.com/event/201522/

【CVE-2026-34486】請參考官方所列的影響版本 https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly

【CVE-2026-9198】請參考官方所列的影響版本 https://www.ibm.com/support/pages/node/7278927

【CVE-2026-63077】JetBrains TeamCity 2026.1.3, 2025.11.7之前的版本

【CVE-2026-8037】請參考官方所列的影響版本 https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-June-2026-CVE-2026-8037-CVE-2026-33691

[建議措施]
【CVE-2026-18556】官方已針對漏洞釋出修復更新，請更新至相關版本 https://uptime.n-able.com/event/201522/

【CVE-2026-18577】官方已針對漏洞釋出修復更新，請更新至相關版本 https://uptime.n-able.com/event/201522/

【CVE-2026-34486】官方已針對漏洞釋出修復更新，請更新至相關版本 https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly

【CVE-2026-9198】官方已針對漏洞釋出修復更新，請更新至相關版本 https://www.ibm.com/support/pages/node/7278927

【CVE-2026-63077】官方已針對漏洞釋出修復更新，請更新至相關版本 https://www.jetbrains.com/privacy-security/issues-fixed/

【CVE-2026-8037】官方已針對漏洞釋出修復更新，請更新至相關版本 https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-June-2026-CVE-2026-8037-CVE-2026-33691

Forwarded Taiwan Computer Emergency Response Team/Coordination Center Security Information Alert TWCERTCC-200-202608-00000009

【CVE-2026-18556】N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability (CVSS v4.0: 8.2)
【Whether Exploited by Ransomware: Unknown】 N-able N-central has an authentication bypass vulnerability, which allows attackers to bypass the verification mechanism by using an alternate path or channel.

【CVE-2026-18577】N-able N-central Authentication Bypass Using an Alternate Path or Channel Vulnerability (CVSS v4.0: 8.2)
【Whether Exploited by Ransomware: Unknown】 N-able N-central has an authentication bypass vulnerability, which allows attackers to bypass the verification mechanism through an alternate path or channel, thereby taking over accounts in N-central. This vulnerability originates from an incomplete patch released for CVE-2026-18556.

【CVE-2026-34486】Apache Tomcat Missing Encryption of Sensitive Data Vulnerability (CVSS v3.1: 7.5)
【Whether Exploited by Ransomware: Unknown】 Apache Tomcat has a missing encryption of sensitive data vulnerability, which allows attackers to bypass EncryptInterceptor. This vulnerability can be chained with CVE-2025-24813.

【CVE-2026-9198】IBM Langflow Code Injection Vulnerability (CVSS v3.1: 9.8)
【Whether Exploited by Ransomware: Unknown】 Langflow has a code injection vulnerability, which allows unauthenticated attackers to achieve full remote code execution in default Langflow deployment environments.

【CVE-2026-63077】JetBrains TeamCity Deserialization of Untrusted Data Vulnerability (CVSS v3.1: 9.8)
【Whether Exploited by Ransomware: Unknown】 JetBrains TeamCity has a deserialization of untrusted data vulnerability, which allows attackers to remotely execute code without authentication through the agent polling protocol.

【CVE-2026-8037】Progress LoadMaster Command Injection Vulnerability (CVSS v3.1: 9.6)
【Whether Exploited by Ransomware: Unknown】 Progress LoadMaster has a command injection vulnerability, which allows unauthenticated attackers to execute arbitrary commands on LoadMaster devices by exploiting unsanitized input in multiple command endpoints.

[Impacted Platforms]
【CVE-2026-18556】Please refer to the versions listed as affected by the official source https://uptime.n-able.com/event/201522/

【CVE-2026-18577】Please refer to the versions listed as affected by the official source https://uptime.n-able.com/event/201522/

【CVE-2026-34486】Please refer to the versions listed as affected by the official source https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly

【CVE-2026-9198】Please refer to the versions listed as affected by the official source https://www.ibm.com/support/pages/node/7278927

【CVE-2026-63077】JetBrains TeamCity versions prior to 2026.1.3, 2025.11.7

【CVE-2026-8037】Please refer to the versions listed as affected by the official source https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-June-2026-CVE-2026-8037-CVE-2026-33691

[Recommended Measures]
【CVE-2026-18556】The official source has released a security update for the vulnerability. Please update to the relevant version https://uptime.n-able.com/event/201522/

【CVE-2026-18577】The official source has released a security update for the vulnerability. Please update to the relevant version https://uptime.n-able.com/event/201522/

【CVE-2026-34486】The official source has released a security update for the vulnerability. Please update to the relevant version https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly

【CVE-2026-9198】The official source has released a security update for the vulnerability. Please update to the relevant version https://www.ibm.com/support/pages/node/7278927

【CVE-2026-63077】The official source has released a security update for the vulnerability. Please update to the relevant version https://www.jetbrains.com/privacy-security/issues-fixed/

【CVE-2026-8037】The official source has released a security update for the vulnerability. Please update to the relevant version https://community.progress.com/s/article/LoadMaster-Critical-Security-Bulletin-June-2026-CVE-2026-8037-CVE-2026-33691