CVE-2026-72530: TrueConf Server Code Injection Vulnerability
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
TrueConf Server contains a code injection vulnerability that could allow an unauthorized remote attacker with network access via port 4307/TCP to use a specially crafted script to break out of the isolated environment and execute arbitrary code on the host system.
CSIRTS triage
- What
- n8n contains remote code execution, path traversal, and arbitrary file read/write vulnerabilities in the main process and Snowflake node.
- Who is affected
- Organizations running n8n versions 1.x prior to 1.123.69 or 2.x prior to 2.33.4 and 2.34.1.
- Urgency
- Unknown severity based on advisory text, but RCE vulnerabilities warrant rapid patching.
- Action
- Update n8n to version 1.123.69, 2.33.4, or 2.34.1 or later depending on the major version in use.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-72530
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Exploitation confirmedCVE-2026-72530Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 59% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-72530 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownexploitedTrueConf security advisory (AV26-835)cccs
- criticalexploitedCISA Adds Two Known Exploited Vulnerabilities to Catalogcisa
- criticalexploitedCVE-2026-72530: A remote unauthorized attacker with network access via port 4307/TCP to the TrueConf server ve…nvd
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