Cyber Resilience

CVE-2026-49230

Medium

Published: 19 June 2026

Published
19 June 2026
Modified
23 June 2026
KEV Added
Patch
CVSS Score v4 6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/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
EPSS Score 0.0022 13.0th percentile
Risk Priority 35 floored blend · peak EPSS

Summary

CVE-2026-49230 is a medium-severity Improper Validation of Integrity Check Value (CWE-354) vulnerability in Apache Apisix. Its CVSS base score is 6.3 (Medium).

Operationally, ranked at the 13.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper Validation of Integrity Check Value vulnerability in Apache APISIX. The jwe-decrypt plugin under default configuration is vulnerable to authentication bypass. This issue affects Apache APISIX: from 3.8.0 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes…

more

the issue.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

apache
apisix
3.8.0 — 3.17.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-354

Proper validation of integrity check values is required for reliable tamper detection, directly reducing undetected modification risks.

addresses: CWE-354

Requires validation of integrity check values on every resolution response, directly mitigating tampered or corrupted DNS data.

addresses: CWE-354

Control mandates proper validation of integrity values (checksums) on prepared data, making flawed validation of those checks ineffective for attackers.

addresses: CWE-354

Requires use of proper integrity verification tools, reducing the chance an incorrect check value is accepted.

addresses: CWE-354

Requires proper validation of integrity mechanisms, directly mitigating flawed check-value handling.

References