OpenTelemetry opentelemetry-exporter-otlp-proto-http 1.5.0 before 1.45.0 Improper Certificate Validation
OpenTelemetry opentelemetry-exporter-otlp-proto-http 1.5.0 before 1.45.0 contains an improper certificate validation vulnerability that disables TLS verification when OTEL_EXPORTER_OTLP_CERTIFICATE variables are empty strings. Man-in-the-middle attackers can impersonate the collector to read or alter exported traces, metrics, and logs, including authentication headers from OTEL_EXPORTER_OTLP_HEADERS.
CVE-2026-112006
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-112006
opentelemetry-exporter-otlp-proto-http
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"repo": "https://github.com/open-telemetry/opentelemetry-python",
"vendor": "OpenTelemetry",
"product": "opentelemetry-exporter-otlp-proto-http",
"versions": [
{
"status": "affected",
"version": "1.5.0",
"lessThan": "1.45.0",
"versionType": "semver"
}
],
"packageURL": "pkg:pypi/opentelemetry-exporter-otlp-proto-http",
"collectionURL": "https://pypi.org",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-112006
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #38944 · Revision 1
- Added to Heist Feed
- Publisher date