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CVE-2026-73495: blaze < 0.23.18, >= 1.0.0-M1, < 1.0.0-M42
CVE-2026-73495. CVSS 3.1 base score 7.4 (HIGH, Vendor/CNA). EPSS 0.0048 (percentile 0.40424), scored 22-Oct-2026.
Affected technology
blaze · < 0.23.18, >= 1.0.0-M1, < 1.0.0-M42
http4s
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
The source says if a fronting proxy strips or normalizes those headers but forwards chunked bodies with trailers intact, an attacker can spoof client IP for allow-lists, rate limits, or auditing, forge the https scheme, or inject internal authorization headers. Vendor/CNA’s CVSS 3.1 assessment (base score 7.4/10) rates confidentiality and integrity impact as high; availability impact as none.
- CWE
- CWE-444
- CCR priority
- 29.7 /100 (P4)
- CVSS 3.1
- 7.4 /10 · CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N · Vendor/CNA
- EPSS
- 0.0048 · percentile 0.40424 · 2026-10-22
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-24 01:40:49.068977+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-73495.html