CVE-2026-63041

Summary

Reliance on Untrusted Inputs in a Security Decision vulnerability in Apache APISIX.

This vulnerability allows an attacker to escalate privilege or perform an authorization bypass by sending certain values that the attach-consumer-label plugin does not sanitise correctly.

This issue affects Apache APISIX: from 3.11.0 through 3.17.0.

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

Affected Software

Weaknesses

• CWE-807: CWE-807 Reliance on Untrusted Inputs in a Security Decision

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2026/08/26/11

CISA ADP Vulnrichment

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

References

• https://lists.apache.org/thread/yg9tgn699rz7kyglw82m1775do8frjr4

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