CVE-2026-74848

Summary

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Apache APISIX.

An attacker could make other clients receive attacker-chosen or other users' responses on serverless-plugin routes.

This issue affects Apache APISIX: from 2.12.0 through 3.17.0.

Users are recommended to upgrade to version 3.18.0, which fixes the issue.

Affected Software

Weaknesses

• CWE-444: CWE-444 Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2026/08/26/12

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://lists.apache.org/thread/xdgpszmw8dw4wvmfxy043d83m150kx3n

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