Is CVE-2026-31924 in the CISA KEV catalog?

No. CVE-2026-31924 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-31924?

CVE-2026-31924 has a CVSS v3 base score of 5.3 (MEDIUM).

What is the EPSS score for CVE-2026-31924?

CVE-2026-31924 has an EPSS score of 0.24% (15th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-31924?

Upgrade apisix to 3.16.0 or later.

CVE & CISA-KEV Catalog

CVE-2026-31924

MEDIUM

5.3

CVSS v3

NVD

Description

Cleartext Transmission of Sensitive Information vulnerability in Apache APISIX. tencent-cloud-cls log export uses plaintext HTTP This issue affects Apache APISIX: from 2.99.0 through 3.15.0. Users are recommended to upgrade to version 3.16.0, which fixes the issue.

CWE-319

How to fix

Remediation Available

apisixNVD

Affected:>= 2.99.0, < 3.16.0Fixed in:3.16.0CVE-2026-31924derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploit Intelligence

0.24%probability of exploitation in 30 days

15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Vendor Advisory1

lists.apache.org

Third-Party Advisory1

openwall.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-17.