Vulnerability · Published Jun 10, 2026 · Assigned by symantec
CVE-2026-11815Insecure Deserialization via MITM in Layer 7 Policy Manager
Medium 5.3
In plain English
A medium-severity unsafe deserialization in Layer 7 API Gateway from Broadcom. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 28% of all known vulnerabilities).
Severity (CVSS 4.0)5.3Medium
Exploit odds (30 days)0.3%top 71.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
An 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Broadcom | Layer 7 API Gateway | 11.2.1 |
Weakness: CWE-502 · Vector: 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