LOWCVSS v3.1 3.7Vulnerability

CVE-2026-3303

IBM Concert 1.0 through 3.0.0 uses cross-origin resource sharing (CORS) which could allow an attacker to carry out privileged actions as the domain name is not being limited to only trusted domains.

Properties

Severity
LOW
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00255
Cvss severity
LOW
Cvss score
3.7
Retrieved at
2026-10-21T01:24:49+00:00
Last source
FIRST EPSS
Score
3.7
Cvss version
3.1
Cve id
CVE-2026-3303
Cvss vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
First seen by Signal
2026-10-19T19:31:52+00:00
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Published at
2026-10-19T18:17:07.387
Last modified
2026-10-20T17:17:39.570
Epss percentile
0.16076

Related Entities (1)

HAS_WEAKNESS (1)

→[Weakness]Permissive Cross-domain Security Policy with Untrusted Domains

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CVE-2026-3303 (CVSS v3.1 3.7) — Ninja Signal Threat Intelligence | Ninja Signal