CVE-2026-114603: opentelemetry-python < 1.45.1

CVE-2026-114603 affects opentelemetry-api. CVSS 3.1 base score 5.3 (MEDIUM, Vendor/CNA). Affected range: <= 1.45.0. Fixed version: 1.45.1.

Affected technology

opentelemetry-python · < 1.45.1
open-telemetry

Component: Not specified by the source
Function: TraceState.from_header

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Vendor/CNA’s CVSS 3.1 assessment (base score 5.3/10) rates confidentiality and integrity impact as none; availability impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 22-Oct-2026 20:55 UTC

CWE: CWE-400, CWE-1333
Product: opentelemetry-api
CCR priority: 21.2 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L · Vendor/CNA
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-22 20:55:42.144132+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-22 20:50:20.011821+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-114603.html