Nuxt before 4.4.7 (and the 3.x branch before 3.21.7) contains a cross-site scripting vulnerability in the NoScript component that writes slot content to innerHTML without escaping. Attackers can inject malicious scripts through untrusted data in NoScript slots, such as route.query parameters, which execute in the document context when the noscript tag is implicitly closed by script tags.
CVE-2026-56317
Score 6.1 from GitHub Security Advisory (severity: LOW) published 2026-06-20. NVD baseline CVSS 6.1; sources differ by 0.0.
- Lower severity and no public exploit yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.1
- EG Score
- 6.1(high)
- EPSS
- 11.1%
- KEV
- Not listed
Published
June 20, 2026
Last Modified
June 24, 2026
Advisory Details (4)
Auto-updated Jun 23, 2026Nuxt - Cross-Site Scripting via NoScript Component Slot Content | Advisories | VulnCheck
https://www.vulncheck.com/advisories/nuxt-cross-site-scripting-via-noscript-component-slot-contentCross-site scripting via <NoScript> slot content in Nuxt's head components · Advisory · nuxt/nuxt · GitHub
https://github.com/nuxt/nuxt/security/advisories/GHSA-m3q2-p4fw-w38mcommit 7fea9fd687f1 (nuxt/nuxt)
Fix landed in nuxt/nuxt commit 7fea9fd687f1 — awaiting tagged release
https://github.com/nuxt/nuxt/commit/7fea9fd687f1dacbfb63db5fae5839896b017a0ecommit 4b054e9d95f8 (nuxt/nuxt)
Fix landed in nuxt/nuxt commit 4b054e9d95f8 — awaiting tagged release
https://github.com/nuxt/nuxt/commit/4b054e9d95f8daf366cb144b52782047c511a66eVendor Advisories for CVE-2026-56317(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 24× in last 7d / 47× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 08:45 UTCEG score recompute
- 2026-07-07 08:45 UTCGHSA enrichment
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 07:18 UTCEG score recompute
- 2026-07-06 07:17 UTCGHSA enrichment
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-05 05:51 UTCEG score recompute
- 2026-07-05 05:51 UTCGHSA enrichment
- 2026-07-05 02:31 UTCEPSS rescore
- 2026-07-05 02:30 UTCEPSS rescore
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-04 06:31 UTCEPSS rescore
- 2026-07-04 04:19 UTCEG score recompute
- 2026-07-04 04:19 UTCGHSA enrichment
- 2026-07-03 02:11 UTCEG score recompute
- 2026-07-03 02:11 UTCGHSA enrichment
- 2026-07-02 00:46 UTCEG score recompute
- 2026-07-02 00:46 UTCGHSA enrichment
- 2026-07-01 15:07 UTCEPSS rescore
- 2026-06-30 23:22 UTCEPSS rescore
- 2026-06-30 23:21 UTCEG score recompute
- 2026-06-30 23:21 UTCGHSA enrichment
- 2026-06-29 21:56 UTCEG score recompute
Show 22 moreShow fewer
- 2026-06-29 21:56 UTCGHSA enrichment
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-28 20:32 UTCEG score recompute
- 2026-06-28 20:32 UTCGHSA enrichment
- 2026-06-28 14:07 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-28 04:56 UTCEPSS rescore
- 2026-06-27 19:07 UTCEG score recompute
- 2026-06-27 19:07 UTCGHSA enrichment
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-26 17:42 UTCEG score recompute▲ 3.80
- 2026-06-26 17:42 UTCGHSA enrichment
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-24 14:05 UTCEPSS rescore
- 2026-06-23 21:33 UTCEPSS rescore
- 2026-06-23 21:33 UTCEPSS rescore
- 2026-06-23 18:01 UTCNVD updateCVSS v3 → 6.1 · severity → MEDIUM
- 2026-06-23 17:11 UTCEG score recompute
- 2026-06-23 17:11 UTCGHSA enrichment
- 2026-06-20 16:36 UTCEG score recompute
- 2026-06-20 16:35 UTCNVD updatefirst tracked
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Frequently asked(5)
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