CVE-2026-64648
CVE-2026-64648: 1 tracked advisory record across Red Hat. Compare source-reported impact, fixes and remediation.
Compare the source-linked records below. Ratings and product/version details belong to each advisory; they are not a single CVE-wide score or proof that every listed product is affected. How VulniPulse collects and checks evidence.
Vendor advisory comparison
Red Hat
1 advisory- Advisory severityHigh7.5
High [CVE-2026-64648] Information disclosure via server-side fetch cache
CVE-2026-64648Source published Source updated
Next.js is a React framework for building full-stack web applications. In versions 12.0.0 through 15.5.20 and 16.0.0 through 16.2.10, a server-side fetch with a request body may return a cached response body from a different request to the same URL but different body. Confidential data in the POST's response body would then leak to unauthorized requests. Though the request itself will not be deduped. This only applies to fetch calls with a request that has a different init than the one passed to fetch. An unsafe request would be: fetch(new Request(init), aDifferentInit). This issue has been fixed in versions 15.5.21 and 16.2.11. A flaw was found in Next.js. The vulnerability is triggered by specific unsafe fetch patterns where the request object's initialization differs from the fetch…
- Affected products in this advisory
- Streams for Apache Kafka 3.2.1
- Red Hat Enterprise Linux AI (RHEL AI) 3
- streams for Apache Kafka 2
- Source-reported affected versions
- 12.0.0
- 15.5.20
- 16.0.0
- 16.2.10
- Source-reported fixed versions
- 15.5.21
- 16.2.11
- next
- RHSA-2026:54435
- Mitigation guidance
- No mitigation guidance extracted; consult the source.
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