Advisory severityMedium5.7Apache Software Foundation

Medium [CVE-2026-78242] Insertion of sensitive information into log file vulnerability in Apache APISIX

This medium-severity Apache Software Foundation advisory covers CVE-2026-78242 affecting Apache APISIX.

Aggregated and source-linked by VulniPulse. Data sources, validation and limitations.

CVE-2026-78242 Source published Oct 1, 2026Source updated Oct 1, 2026

VulniPulse record published Oct 1, 2026Record updated Oct 1, 2026

CVE-2026-78242

Affected products & platforms

Apache Software FoundationInfra & Gateways

Open source advisory

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Summary

Insertion of sensitive information into log file vulnerability in Apache APISIX.

This vulnerability can cause the unmasked header value to be written to the log sink under a certain response structure.

This issue affects Apache APISIX: 3.17.0.

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

Affected versions

3.17.0

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Fixed versions

3.18.0

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Mitigation checklist

Recommended fix / mitigation

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

Official advisory · high-confidence parse· fetched 5 days ago·verify at source

Sources

Official and corroborating records used to build this advisory.

Official vendor advisoryofficial
Official advisory page fetched and parsed; accepted detail fields are attributed to this page.
Apache Software Foundation
CVE.org CNA recordCVE.org
Independent CNA record used for near-real-time discovery and missed-CVE reconciliation. Discovered from the machine-readable feed https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/delta.json; this link opens the CVE.org record for CVE-2026-78242 instead of the raw feed document.
CVE Program

Cross-references

Validate CVE metadata against the authoritative registries.

CVE-2026-78242NVD CVE.org MITRE

Official resources

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Official documentation
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Apache project downloads (fixed releases)
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