MEDIUMCVSS v3.1 5.9Vulnerability

CVE-2026-122056

A flaw was found in OpenSCAP. A heap-based buffer overflow can occur when processing a specially crafted Extensible Configuration Checklist Description Format (XCCDF) document using the sds-compose option. An attacker could exploit this vulnerability to corrupt memory, resulting in an application crash and a Denial of Service (DoS).

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-10T23:33:48.924589+00:00
Epss score
0.00262
Cvss severity
MEDIUM
Cvss score
5.9
Retrieved at
2026-11-10T23:35:17+00:00
Last source
FIRST EPSS
Score
5.9
Cvss version
3.1
Cve id
CVE-2026-122056
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
First seen by Signal
2026-11-10T03:20:43+00:00
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H
Published at
2026-11-09T22:18:34.163
Last modified
2026-11-09T22:18:34.320
Epss percentile
0.18065

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Out-of-bounds Write

Related research

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CVE-2026-122056 (CVSS v3.1 5.9) — Ninja Signal Threat Intelligence | Ninja Signal