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P4
CVE-2026-48702: rekor >= 0.3.0, < 1.5.2
CVE-2026-48702. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.0046 (percentile 0.38884), scored 22-Oct-2026.
Affected technology
rekor · >= 0.3.0, < 1.5.2
sigstore
Component: Not specified by the source
Function: in
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required
What an attacker can do
An attacker can craft a gzip stream that compresses at a ~1000:1 ratio (e.g., 2MB compressed zeros → 2GB decompressed). Vendor/CNA’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high.
- CWE
- CWE-770
- CCR priority
- 30.1 /100 (P4)
- CVSS 3.1
- 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
- EPSS
- 0.0046 · percentile 0.38884 · 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-2026-48702.html