Memory Allocation with Excessive Size Value Affecting go.opentelemetry.io/otel/propagation package, versions >=1.41.0 <1.44.0
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-GOLANG-GOOPENTELEMETRYIOOTELPROPAGATION-17054905
- published29 May 2026
- disclosed28 May 2026
- creditRobert Pająk
Introduced: 28 May 2026
CVE-2026-41178 (opens in a new tab)How to fix?
Upgrade go.opentelemetry.io/otel/propagation to version 1.44.0 or higher.
Overview
Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value via the Parse function. An attacker can exhaust CPU resources and generate excessive log output by sending oversized or malformed headers that are processed without length checks.