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Azure azl-otel-collector may allow cross-site scripting
published 5 months ago
Summary
The azl-otel-collector component can mishandle certain HTML, creating an unexpected page structure. If an application tries to clean user‑provided HTML before showing it, this flaw could let malicious code run in a visitor’s browser. Update to a patched version or apply proper HTML sanitization to protect against this risk.
What to do
The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| Azure Linux:3 | azure | azl-otel-collector | <= 0.127.0-1 |
Original advisory text
CVE-2026-27136 affecting package azl-otel-collector 0.127.0-1
Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML before rendering.
References
Timeline
Published22 May 2026
Updated23 Sep 2026
First seen23 Sep 2026
Sources
AZL-87155 · OSV
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