CVE-2026-13697
NVD: undici's cache interceptor mishandles malformed Cache-Control private directives. NVD: In undici 7.0.0 up to before 7.29.0 and 8.0.0 up to before 8.9.0, a response carrying a degenerate qualified private directive, such as private set to an empty value, can be stored in the default shared cache and later served to a different caller with the... NVD: Separately, a Cache-Control header that combines an unqualified private directive with a qualified one triggers an uncaught TypeError in the cache-control parser, which rejects the request and, depending on the consumer's error handling, can terminate the...
7.4 Severity
HIGH EPSS
0.0032 (25) KEV
-
Source-published summary
NVD: undici's cache interceptor mishandles malformed Cache-Control private directives. NVD: In undici 7.0.0 up to before 7.29.0 and 8.0.0 up to before 8.9.0, a response carrying a degenerate qualified private directive, such as private set to an empty value, can be stored in the default shared cache and later served to a different caller with the... NVD: Separately, a Cache-Control header that combines an unqualified private directive with a qualified one triggers an uncaught TypeError in the cache-control parser, which rejects the request and, depending on the consumer's error handling, can terminate the...
Possible impact
Source describes information exposure review. Possible impact: An attacker may be able to access information that should not be exposed.
Affected context
vendor/product: nodejs / undici
Remediation / advisory
Patch confirmed by source text; fixed version context: undici.
Why it matters
Source describes information exposure review. Possible impact: An attacker may be able to access information that should not be exposed.; CVSS 7.4 (HIGH); EPSS percentile 25; not listed in KEV; Patch confirmed by source text; fixed version context: undici; sources: NVD, OSV, Vendor Advisory.
What to verify
Confirm affected product/version, vendor advisory, patch or mitigation, and exposure.
Exposure hint
exposure unknown
Impact tags
Urgency reasons
Source-derived note
Summary derived from NVD / OSV / Vendor Advisory description; unsafe procedural detail is not shown.
Redaction metadata
- source summary used
- True
- fallback summary used
- False
- unsafe procedural detail present
- false
- raw source displayed
- false
- public summary redacted
- true
Remediation handoff
Public-safe static handoff for human/Codex remediation planning. Scan, patch, external execution, and auto remediation are disabled.
Safety note
This radar shows source-published defensive context only. Exploit procedures, exploit strings, scanner commands, and auto-remediation are not provided.