CVE-2025-27789
A remote, anonymous or authenticated attacker can exploit multiple vulnerabilities in Oracle Communications to compromise confidentiality, integrity and availability.
CSIRTS triage
- What
- Multiple vulnerabilities in Oracle Communications enable remote compromise of confidentiality, integrity, and availability.
- Who is affected
- All Oracle Communications deployments are vulnerable to both remote authenticated and anonymous attacks.
- Urgency
- High; actively exploited, affects confidentiality and system integrity.
- Action
- Apply Oracle's latest security patches for Oracle Communications immediately.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.55% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.
Advisory coverage (2)
- highexploited[UPDATE] [high] Oracle Communications: Multiple vulnerabilitiescert-bund · 2026-08-12
- mediumCVE-2025-27789: Inefficient RexExp complexity in generated code with .replace when transpiling named capturing…msrc · 2026-08-06
External references
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