High severity7.5NVD Advisory· Published May 5, 2026· Updated Aug 13, 2026
CVE-2026-6322
CVE-2026-6322
Description
fast-uri normalize() decoded percent-encoded authority delimiters inside the host component and then re-emitted them as raw delimiters during serialization. A host that combined an allowed domain, an encoded at-sign, and a different domain was re-emitted with the at-sign as a raw userinfo separator, changing the URI's authority to the second domain. Applications that normalize untrusted URLs before host allowlist checks, redirect validation, or outbound request routing can be steered to a different authority than the input appeared to specify. Versions <= 3.1.1 are affected. Update to 3.1.2 or later.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
56- osv-coords55 versionspkg:apk/chainguard/arangodb-3.12pkg:apk/chainguard/argo-workflows-ui-3.6pkg:apk/chainguard/drupal-11.3pkg:apk/chainguard/keep-uipkg:apk/chainguard/keep-ui-fipspkg:apk/chainguard/kibana-8.17pkg:apk/chainguard/kibana-8.17-bitnamipkg:apk/chainguard/kibana-8.17-iamguardedpkg:apk/chainguard/kibana-8.19pkg:apk/chainguard/kibana-8.19-bitnamipkg:apk/chainguard/kibana-8.19-iamguardedpkg:apk/chainguard/kibana-9.0pkg:apk/chainguard/kibana-9.0-bitnamipkg:apk/chainguard/kibana-9.0-iamguardedpkg:apk/chainguard/kibana-9.1pkg:apk/chainguard/kibana-9.1-iamguardedpkg:apk/chainguard/kibana-9.2pkg:apk/chainguard/kibana-9.2-iamguardedpkg:apk/chainguard/kibana-9.3pkg:apk/chainguard/kibana-9.3-iamguardedpkg:apk/chainguard/kibana-9.4pkg:apk/chainguard/kibana-9.4-iamguardedpkg:apk/chainguard/langfuse-2pkg:apk/chainguard/langfuse-2-workerpkg:apk/chainguard/langfuse-3pkg:apk/chainguard/langfuse-3-workerpkg:apk/chainguard/langfuse-fips-2pkg:apk/chainguard/langfuse-fips-2-workerpkg:apk/chainguard/langfuse-fips-3pkg:apk/chainguard/langfuse-fips-3-workerpkg:apk/chainguard/opensearch-dashboards-2pkg:apk/chainguard/opensearch-dashboards-2-fipspkg:apk/chainguard/opensearch-dashboards-3pkg:apk/chainguard/opensearch-dashboards-3-dashboards-observabilitypkg:apk/chainguard/opensearch-dashboards-3-fipspkg:apk/chainguard/opensearch-dashboards-3-fips-dashboards-observabilitypkg:apk/chainguard/prismpkg:apk/chainguard/safpkg:apk/chainguard/servepkg:apk/chainguard/tileserver-glpkg:apk/chainguard/tileserver-gl-fipspkg:apk/chainguard/vitess-23pkg:apk/chainguard/wazuh-dashboardpkg:apk/chainguard/wazuh-dashboard-fipspkg:apk/wolfi/langfuse-3pkg:apk/wolfi/langfuse-3-workerpkg:apk/wolfi/opensearch-dashboards-2pkg:apk/wolfi/opensearch-dashboards-3pkg:apk/wolfi/opensearch-dashboards-3-dashboards-observabilitypkg:apk/wolfi/prismpkg:apk/wolfi/safpkg:apk/wolfi/servepkg:apk/wolfi/tileserver-glpkg:apk/wolfi/vitess-23pkg:npm/fast-uri
< 3.12.7.2-r5+ 54 more
- (no CPE)range: < 3.12.7.2-r5
- (no CPE)range: < 3.6.19-r6
- (no CPE)range: < 11.3.13-r3
- (no CPE)range: < 0.51.0-r7
- (no CPE)range: < 0.51.0-r7
- (no CPE)range: < 8.17.10-r21
- (no CPE)range: < 8.17.10-r21
- (no CPE)range: < 8.17.10-r21
- (no CPE)range: < 8.19.15-r0
- (no CPE)range: < 8.19.15-r0
- (no CPE)range: < 8.19.15-r0
- (no CPE)range: < 9.0.8-r25
- (no CPE)range: < 9.0.8-r25
- (no CPE)range: < 9.0.8-r25
- (no CPE)range: < 9.1.10-r17
- (no CPE)range: < 9.1.10-r17
- (no CPE)range: < 9.2.8-r3
- (no CPE)range: < 9.2.8-r3
- (no CPE)range: < 9.3.4-r4
- (no CPE)range: < 9.3.4-r4
- (no CPE)range: < 9.4.2-r1
- (no CPE)range: < 9.4.2-r1
- (no CPE)range: < 2.95.12-r23
- (no CPE)range: < 2.95.12-r23
- (no CPE)range: < 3.174.1-r0
- (no CPE)range: < 3.174.1-r0
- (no CPE)range: < 2.95.12-r25
- (no CPE)range: < 2.95.12-r25
- (no CPE)range: < 3.174.1-r0
- (no CPE)range: < 3.174.1-r0
- (no CPE)range: < 2.19.5-r11
- (no CPE)range: < 2.19.5-r11
- (no CPE)range: < 3.6.0-r4
- (no CPE)range: < 3.6.0-r4
- (no CPE)range: < 3.6.0-r6
- (no CPE)range: < 3.6.0-r6
- (no CPE)range: < 5.15.10-r1
- (no CPE)range: < 1.5.3-r1
- (no CPE)range: < 14.2.6-r3
- (no CPE)range: < 5.6.0-r2
- (no CPE)range: < 5.6.0-r3
- (no CPE)range: < 23.0.4-r2
- (no CPE)range: < 4.14.4-r4
- (no CPE)range: < 4.14.4-r3
- (no CPE)range: < 3.174.1-r0
- (no CPE)range: < 3.174.1-r0
- (no CPE)range: < 2.19.5-r11
- (no CPE)range: < 3.6.0-r4
- (no CPE)range: < 3.6.0-r4
- (no CPE)range: < 5.15.10-r1
- (no CPE)range: < 1.5.3-r1
- (no CPE)range: < 14.2.6-r3
- (no CPE)range: < 5.6.0-r2
- (no CPE)range: < 23.0.4-r2
- (no CPE)range: < 3.1.2
Patches
Vulnerability mechanics
References
40- cna.openjsf.org/security-advisories.htmlnvdVendor Advisory
- github.com/advisories/GHSA-v39h-62p7-jpjcghsaADVISORY
- github.com/fastify/fast-uri/security/advisories/GHSA-v39h-62p7-jpjcnvdVendor Advisory
- access.redhat.com/errata/RHSA-2026:25271nvd
- access.redhat.com/errata/RHSA-2026:25273nvd
- access.redhat.com/errata/RHSA-2026:26225nvd
- access.redhat.com/errata/RHSA-2026:26234nvd
- access.redhat.com/errata/RHSA-2026:28571nvd
- access.redhat.com/errata/RHSA-2026:29197nvd
- access.redhat.com/errata/RHSA-2026:29795nvd
- access.redhat.com/errata/RHSA-2026:29796nvd
- access.redhat.com/errata/RHSA-2026:29800nvd
- access.redhat.com/errata/RHSA-2026:29834nvd
- access.redhat.com/errata/RHSA-2026:30076nvd
- access.redhat.com/errata/RHSA-2026:33683nvd
- access.redhat.com/errata/RHSA-2026:34160nvd
- access.redhat.com/errata/RHSA-2026:34342nvd
- access.redhat.com/errata/RHSA-2026:34374nvd
- access.redhat.com/errata/RHSA-2026:34766nvd
- access.redhat.com/errata/RHSA-2026:34770nvd
- access.redhat.com/errata/RHSA-2026:36651nvd
- access.redhat.com/errata/RHSA-2026:36754nvd
- access.redhat.com/errata/RHSA-2026:37186nvd
- access.redhat.com/errata/RHSA-2026:37385nvd
- access.redhat.com/errata/RHSA-2026:37628nvd
- access.redhat.com/errata/RHSA-2026:40118nvd
- access.redhat.com/errata/RHSA-2026:40945nvd
- access.redhat.com/errata/RHSA-2026:41066nvd
- access.redhat.com/errata/RHSA-2026:41928nvd
- access.redhat.com/errata/RHSA-2026:41951nvd
- access.redhat.com/errata/RHSA-2026:42078nvd
- access.redhat.com/errata/RHSA-2026:42142nvd
- access.redhat.com/errata/RHSA-2026:43038nvd
- access.redhat.com/errata/RHSA-2026:54395nvd
- access.redhat.com/security/cve/CVE-2026-6322nvd
- bugzilla.redhat.com/show_bug.cginvd
- github.com/fastify/fast-uri/releases/tag/v2.4.1ghsa
- github.com/fastify/fast-uri/releases/tag/v3.1.2ghsa
- nvd.nist.gov/vuln/detail/CVE-2026-6322ghsa
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-6322.jsonnvd
News mentions
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