Insecure Deserialization via MITM in Layer 7 Policy Manager

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Summary

CVECVE-2026-11815
StatePUBLISHED
Assignersymantec
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-10 07:16:24 UTC
Updated2026-06-10 07:16:24 UTC
DescriptionAn attacker who intercepts and tampers with traffic between the client application and the API Gateway server could potentially deserialize arbitrary objects. This vulnerability could lead to broken security expectations or remote code execution.

Risk And Classification

Primary CVSS: v4.0 5.3 MEDIUM from [email protected]

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

Problem Types: CWE-502 | CWE-502 CWE-502 Deserialization of untrusted data

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary5.3MEDIUMCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:H/SI:L/SA:L/E:X/C...
4.0CNACVSS5.3MEDIUMCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:H/SI:L/SA:L

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
High
Sub Integrity
Low
Sub Availability
Low

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Broadcom Layer 7 API Gateway affected 11.2.1 Not specified

References

ReferenceSourceLinkTags
support.broadcom.com/web/ecx/support-content-notification/-/external/content/Secur... [email protected] support.broadcom.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: UWV (en)

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