CVE-2026-87424A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an attacker to bypass authentication across deployments due to the use of a hard coded c…
Updated under an hour ago ()
Does this affect you?
It affects Brocade Active Support Connectivity Gateway and 1 other product. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.19%, higher than 8% of scored CVEs.
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A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an attacker to bypass authentication across deployments due to the use of a hard coded cryptographic key.
- CVSS
- 8.6 HIGH (v4.0, CNA)CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-321
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.19% (percentile 8)
- Assigned by
- brocade
- NVD analysis
- Analyzed
- Record last updated
- Oct 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Brocade Brocade Active Support Connectivity Gateway brocade:active_support_connectivity_gateway (from the name) | before 3.5.0 | CNA record |
broadcom brocade_active_support_connectivity_gateway broadcom:brocade_active_support_connectivity_gateway | before 3.5.0 | NVD |
References
- https://support.broadcom.com/external/content/SecurityAdvisories/0/38391vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.