Remote Code Execution for 2.4.1 and earlier

Answer in brief

CVE-2023-36812 records a Critical severity (CVSS 9.8) vulnerability in Remote Code Execution for 2.4.1 and earlier. The current sources do not mark it as known exploited. The current feed maps net.opentsdb:opentsdb (maven). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Jun 30, 2023Updated Sep 10, 2026Source checked Sep 10, 2026First seen by HOL Sep 10, 2026Material review Sep 10, 2026

Upstream Advisory

Key facts

Risk: Critical · CVSS 9.8
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

CVSS is 9.8. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps net.opentsdb:opentsdb (maven). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
net.opentsdb:opentsdbmaven	>=0 <2.4.2	2.4.2

Recommended response

Check inventory. Check lockfiles and deployed manifests for net.opentsdb:opentsdb.
Review the reported fix. Update net.opentsdb:opentsdb to 2.4.2 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Jun 30, 2023
Evidence: source:osv:source_dates:source-dates:record
Source modified
Sep 10, 2026
Evidence: source:osv:source_dates:source-dates:record
First seen by HOL
Sep 10, 2026

Sources and claim methodology

Upstream source description

### Impact OpenTSDB is vulnerable to Remote Code Execution vulnerability by writing user-controlled input to Gnuplot configuration file and running Gnuplot with the generated configuration. ### Patches Patched in [07c4641471c6f5c2ab5aab615969e97211eb50d9](https://github.com/OpenTSDB/opentsdb/commit/07c4641471c6f5c2ab5aab615969e97211eb50d9) and further refined in https://github.com/OpenTSDB/opentsdb/commit/fa88d3e4b5369f9fb73da384fab0b23e246309ba ### Workarounds Disable Gunuplot via `tsd.core.enable_ui = true` and remove the shell files https://github.com/OpenTSDB/opentsdb/blob/master/src/mygnuplot.bat and https://github.com/OpenTSDB/opentsdb/blob/master/src/mygnuplot.sh.

Quoted source text, attributed separately from HOL analysis.