CVE-2026-38968
ntopng through 6.6 is vulnerable to Predictable Session Identifier which can lead to Session Hijacking. HTTP session identifiers in src/HTTPserver.cpp use weak time-seeded pseudo-randomness during session creation. As a result, fresh authenticated logins can receive deterministic or colliding session cookies under attacker-controlled timing.
CSIRTS triage
- What
- ntopng is vulnerable to predictable session identifiers leading to session hijacking.
- Who is affected
- Deployments of ntopng through version 6.6 are affected.
- Urgency
- Remediation is critical due to the high severity and potential for exploitation.
- Action
- Upgrade ntopng to a version beyond 6.6.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.38% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 30% of all EPSS-scored CVEs.
Advisory coverage (2)
External references
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