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P5
CVE-2026-66486: cpio 0 through 2.15
CVE-2026-66486. EPSS 0.00184 (percentile 0.0763), scored 22-Oct-2026.
Affected technology
cpio · 0 through 2.15
GNU
Component: Not specified by the source
File: copyin.c
Attack conditions (Vendor/CNA, CVSS 4.0): Local · No privileges required · Active user interaction
What an attacker can do
An attacker can craft a cpio archive containing member names with embedded newline characters or ANSI escape sequences, causing forged listing entries or terminal control sequence injection when the listing is displayed. Vendor/CNA’s CVSS 4.0 assessment (base score 4.6/10) rates confidentiality and availability impact as none; integrity impact as low.
- CWE
- CWE-116
- CCR priority
- 0.0 /100 (P5)
- EPSS
- 0.00184 · percentile 0.0763 · 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-2026-66486.html