CVE-2026-75005: apisix — Fix

Description

Inefficient Algorithmic Complexity vulnerability in Apache APISIX. A single small request can pin a gateway worker at 100% CPU for an extended period in graphql-limit-count routes. This issue affects Apache APISIX: 3.17.0. Users are recommended to upgrade to version 3.18.0, which fixes the issue.

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CVSS v3.1 Score

7.5

HIGH

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

EPSS — Exploit Prediction

0.0074

Probability of exploitation

0.53%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-407 CWE-407

Affected Products

Vendor	Product	Versions
apache	apisix	All

References

Advisories & Patches

https://lists.apache.org/thread/wfs7c9l8sokrh9hzv84lno12nx2zxpjk

Other References

http://www.openwall.com/lists/oss-security/2026/08/26/13

Frequently Asked Questions

What is CVE-2026-75005? +

Inefficient Algorithmic Complexity vulnerability in Apache APISIX. A single small request can pin a gateway worker at 100% CPU for an extended period in graphql-limit-count routes. This issue affects Apache APISIX: 3.17.0. Users are recommended to upgrade to version 3.18.0, which fixes the issue. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2026-75005? +

CVE-2026-75005 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0074, placing it in the 1th percentile for exploitation probability.

What products are affected by CVE-2026-75005? +

CVE-2026-75005 affects products from apache, specifically: apisix. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-75005? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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