CVE-2023-5648

MEDIUM 6.5 ALL-YEARS

Published 2026-10-08 · Last modified 2026-10-08 · brocade · NVD: Analyzed

In Brocade ASCG before Brocade ASCG v3.0, several security-related HTTP Headers were missing in various Brocade ASCG URL paths, aiding unauthenticated attackers to perform attacks such as Cross-Site Scripting, Clickjacking, Information disclosure, and more.

LIMITED SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 5th percentile

○ In CISA KEV○ Catalogued PoC◆ SSVC: exploitation none, automatable yes

Impact if exploited

6.5CVSS 4.0 · MEDIUM · CNA

ConfidentialityNone
IntegrityLow
AvailabilityLow

What an attacker needs

✓Access: Reachable over the network — no local access needed
✓Privileges: No account or privileges required
⚠User interaction: Succeeds with passive user activity
✓Complexity: No special conditions — reliably repeatable
✓Requirements: No special attack requirements

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

No public PoC is currently catalogued.

Search for new PoCs

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Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Affected

Vendors Brocade Broadcom

Products Active Support Connectivity Gateway Brocade Active Support Connectivity Gateway

Weakness (CWE)

CWE-79: Improper neutralization of input during web page generation ('cross-site scripting')

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H

References and research data (JSON)

Known Affected Software Configurations

Vendor	Product	Version range
Broadcom	Brocade Active Support Connectivity Gateway	< 3.0.0

All CVSS metrics

MEDIUM 6.5 v4.0 · CNA Primary
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H
MEDIUM 6.5 v4.0 · NVD Secondary
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:H/SI:H/SA:H/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
MEDIUM 6.1 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Advisories

https://support.broadcom.com/external/content/SecurityAdvisories/0/22715 Vendor AdvisoryCVE record · brocade · Updated 2026-10-08T04:56:08.687Z
NVD · CVE-2023-5648 · Updated 2026-10-14T19:30:21.210
https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-60709 ADVISORYEUVD · EUVD-2023-60709

Sources: NVD · CVE.org · All sources and attribution · EPSS