HIGHCVSS v4 7.2Vulnerability
CVE-2026-66279
In Connect SDK 4.3.1 and earlier and Flex SDK 3.7.7 and earlier, a message with invalid security settings may bypass authentication resulting in network disruption. This vulnerability does not allow an attacker to gain the Network Key or otherwise break confidentiality.
Properties
- Severity
- HIGH
- Nvd fetched at
- 2026-10-22T22:14:18.200859+00:00
- Cvss severity
- HIGH
- Cvss score
- 7.2
- Retrieved at
- 2026-10-22T22:16:40+00:00
- Score
- 7.2
- Cvss version
- 4.0
- Last source
- NVD
- Cve id
- CVE-2026-66279
- Cvss vector
- CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- First seen by Signal
- 2026-10-22T18:12:34+00:00
- Vector
- CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Published at
- 2026-10-22T14:17:43.840
- Last modified
- 2026-10-22T15:27:57.680
Related Entities (1)
HAS_WEAKNESS (1)
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