CVE-2026-61550: icinga2
- Severity
- 9.8 (CRITICAL)
- Vendor
- ICINGA
- Affected versions
- >= 2.8, < 2.14.9; >= 2.15.0, < 2.15.4; >= 2.16.0, < 2.16.2
- Patch status
- Unknown
- Published
- 2026-09-18T18:17:08.217
- Modified
- 2026-09-18T18:17:08.217
Why it matters
This matters because the affected product may allow code execution. Prioritize systems that are internet-facing or have privileged access to other infrastructure.
Recommended admin actions
- Prioritize validation immediately due to critical CVSS severity.
- Treat internet-facing systems as higher priority.
- Review logs for suspicious activity related to the affected application or component.
Technical summary
Icinga 2 is an open source monitoring system. From 2.8 until 2.14.9, 2.15.4, and 2.16.2, certificate update JSON-RPC message handling does not validate that the sender is a trusted endpoint. An unauthenticated network attacker able to connect to TCP port 5665 can replace the node certificate and trusted CA certificate, impersonate a trusted node, and take control of the node. This issue is fixed in versions 2.14.9, 2.15.4, and 2.16.2.
View the official NVD record for CVE-2026-61550
CVE data is sourced from NVD/CNA records and optional enrichment. Validate against the vendor advisory before taking production action.
VULNERABILITY PULSE
524 RECORDS
SECURE FEED ACTIVE
| AFFECTED PRODUCT | ACTION | ||
|---|---|---|---|
| CVE-2026-62874 |
Azure Billing
Reporter: SECURE
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2026-69843 |
Microsoft Fabric
Reporter: SECURE
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2026-93603 |
vm2 PATCH
Reporter: DISCLOSURE
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2026-93605 |
vm2 PATCH
Reporter: DISCLOSURE
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2026-93606 |
vm2 PATCH
Reporter: DISCLOSURE
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2025-15399 |
Product identification pending
Reporter: PSIRT
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2026-10747 |
Product identification pending
Reporter: PSIRT
|
10
CRITICAL
|
VIEW RECORD |
| CVE-2026-85878 |
Product identification pending
Reporter: SECURE
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2025-53837 |
xwiki-rendering PATCH
Reporter: SECURITY-ADVISORIES
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-10858 |
Product identification pending
Reporter: PSIRT
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-61682 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-77240 |
wacrm
Reporter: SECURITY-ADVISORIES
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-61781 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-80442 |
Product identification pending
Reporter: PSIRT
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-84064 |
Product identification pending
Reporter: PSIRT
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-84075 |
Product identification pending
Reporter: PSIRT
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-84078 |
Product identification pending
Reporter: PSIRT
|
9.9
CRITICAL
|
VIEW RECORD |
| CVE-2026-67100 |
Product identification pending
Reporter: PSIRT
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-13639 |
Product identification pending PATCH
Reporter: SECURITY
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-13684 |
Product identification pending PATCH
Reporter: SECURITY
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-75031 |
Interchange
Reporter: 74B3A70D-CCA6-4D34-9789-E83B222AE3BE
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-84383 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2025-66455 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-61550 |
icinga2 PATCH
Reporter: SECURITY-ADVISORIES
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-58264 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-80441 |
Product identification pending
Reporter: PSIRT
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-81657 |
Product identification pending
Reporter: PSIRT
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-82340 |
Product identification pending
Reporter: PSIRT
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-82967 |
Product identification pending
Reporter: PSIRT
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-84082 |
Product identification pending
Reporter: PSIRT
|
9.8
CRITICAL
|
VIEW RECORD |
| CVE-2026-82832 |
Product identification pending
Reporter: PSIRT
|
9.6
CRITICAL
|
VIEW RECORD |
| CVE-2026-28197 |
NetBackup Flex OS
Reporter: A6D3DC9E-0591-4A13-BCE7-0F5B31FF6158
|
9.4
CRITICAL
|
VIEW RECORD |
| CVE-2026-28198 |
NetBackup Flex OS
Reporter: A6D3DC9E-0591-4A13-BCE7-0F5B31FF6158
|
9.4
CRITICAL
|
VIEW RECORD |
| CVE-2026-93467 |
Product identification pending
Reporter: TWCERT
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-67101 |
Product identification pending
Reporter: PSIRT
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-93659 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-81321 |
Product identification pending
Reporter: ICS-CERT
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-85497 |
Product identification pending
Reporter: ICS-CERT
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2023-54399 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-63647 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-93839 |
Product identification pending
Reporter: DISCLOSURE
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-75885 |
Product identification pending
Reporter: SECALERT
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2026-93740 |
A3002MU
Reporter: CNA
|
9.3
CRITICAL
|
VIEW RECORD |
| CVE-2023-5778 |
Product identification pending
Reporter: CYBERSECURITY
|
9.2
CRITICAL
|
VIEW RECORD |
| CVE-2026-93762 |
Product identification pending
Reporter: CNA
|
9.2
CRITICAL
|
VIEW RECORD |
| CVE-2026-93868 |
Cotonti
Reporter: DISCLOSURE
|
9.2
CRITICAL
|
VIEW RECORD |
| CVE-2026-84738 |
AF Companion PATCH
Reporter: CONTACT
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-93019 |
Product identification pending PATCH
Reporter: 9B29ABF9-4AB0-4765-B253-1875CD9B441E
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-59163 |
mnemosyne
Reporter: SECURITY-ADVISORIES
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-92701 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-92702 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-75878 |
Product identification pending
Reporter: PSIRT
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-84073 |
Product identification pending
Reporter: PSIRT
|
9.1
CRITICAL
|
VIEW RECORD |
| CVE-2026-84031 |
Product identification pending
Reporter: PSIRT
|
9
CRITICAL
|
VIEW RECORD |
| CVE-2026-84070 |
Product identification pending
Reporter: PSIRT
|
8.9
HIGH
|
VIEW RECORD |
| CVE-2026-84074 |
Product identification pending
Reporter: PSIRT
|
8.9
HIGH
|
VIEW RECORD |
| CVE-2026-84106 |
Product identification pending
Reporter: PSIRT
|
8.9
HIGH
|
VIEW RECORD |
| CVE-2026-17086 |
ShortPixel Image Optimizer – Optimize Images, Convert WebP & AVIF
Reporter: SECURITY
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-85122 |
Easy Form Builder by WhiteStudio PATCH
Reporter: CONTACT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-85127 |
VikBooking Hotel Booking Engine & PMS PATCH
Reporter: CONTACT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-88825 |
iGMS Direct Booking PATCH
Reporter: CONTACT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-12384 |
Product identification pending
Reporter: ILETISIM
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-12954 |
Mapster WP Maps
Reporter: SECURITY
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-13673 |
Product identification pending PATCH
Reporter: SECURITY
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-15579 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-88622 |
Product identification pending
Reporter: CVE
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2025-14754 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-10575 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-11375 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-11378 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-11381 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-58197 |
toolhive PATCH
Reporter: SECURITY-ADVISORIES
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-33625 |
Product identification pending
Reporter: SECURITY-ADVISORIES
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-81180 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-93759 |
Product identification pending
Reporter: CNA
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-11725 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-81656 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-81933 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-82885 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-82887 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-84034 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-84084 |
Product identification pending
Reporter: PSIRT
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-93031 |
Use-your-Drive | Google Drive plugin for WordPress
Reporter: SECURITY
|
8.8
HIGH
|
VIEW RECORD |
| CVE-2026-93450 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93452 |
Product identification pending
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93453 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-79954 |
Product identification pending
Reporter: HELP
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93468 |
Product identification pending
Reporter: TWCERT
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93592 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93599 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-77929 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93657 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-68914 |
Product identification pending PATCH
Reporter: SECURITY-ADVISORIES
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-81942 |
Product identification pending PATCH
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-84398 |
Product identification pending
Reporter: ICS-CERT
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-86520 |
Product identification pending
Reporter: ICS-CERT
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-88259 |
Product identification pending
Reporter: ICS-CERT
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93687 |
Product identification pending
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93688 |
Product identification pending
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
| CVE-2026-93690 |
Product identification pending
Reporter: DISCLOSURE
|
8.7
HIGH
|
VIEW RECORD |
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