Integer Overflow or Wraparound Affecting coturn/coturn package, versions [,4.15.0)
Threat Intelligence
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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Start learning- Snyk IDSNYK-UNMANAGED-COTURNCOTURN-19427493
- published29 Aug 2026
- disclosed19 Aug 2026
- creditUnknown
Introduced: 19 Aug 2026
CVE-2026-68552 (opens in a new tab)How to fix?
Upgrade coturn/coturn to version 4.15.0 or higher.
Overview
Affected versions of this package are vulnerable to Integer Overflow or Wraparound via the stun_get_message_len_str function. An attacker can cause the TCP stream parser to become desynchronized and forcibly disconnect their own connection by sending a specially crafted STUN message with a manipulated body-length field.