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PatchSiren cyber security CVE debrief

CVE-2026-48708 OliveTin CVE debrief

CVE-2026-48708 is a high-severity vulnerability in OliveTin, a tool providing access to predefined shell commands via a web interface. Versions 3000.0.0 and prior are affected by a race condition in the template engine, which uses a single shared text/template.Template instance across all goroutines. This leads to cross-user command contamination, Go runtime panic, and incorrect command execution when multiple actions execute concurrently. The issue has been resolved in version 3000.13.0.

Vendor
OliveTin
Product
Unknown
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-15
Original CVE updated
2026-06-24
Advisory published
2026-06-15
Advisory updated
2026-06-24

Who should care

Users of OliveTin versions 3000.0.0 and prior should be aware of this vulnerability and take steps to mitigate it.

Technical summary

The template engine in OliveTin uses a single shared text/template.Template instance across all goroutines. When multiple actions execute concurrently, a race condition occurs, leading to cross-user command contamination, Go runtime panic, and incorrect command execution.

Defensive priority

HIGH

Recommended defensive actions

  • Upgrade to OliveTin version 3000.13.0 or later.
  • Review and update any existing deployments to ensure they are using the patched version.

Evidence notes

The CVE-2026-48708 record and associated details can be found at [cve-org]. Additional information is available at [nvd].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-48708 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-48708

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-48708 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-48708

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.