CVE-2025-48026
CVE-2025-48026 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- EPSS exploit prediction: 1% (41st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-28139
- Weakness: CWE-22
- Published:
- Last modified:
Description
A vulnerability in the WebApl component of Mitel OpenScape Xpressions through V7R1 FR5 HF43 P913 could allow an unauthenticated attacker to conduct a path traversal attack due to insufficient input validation. A successful exploit could allow an attacker to read files from the underlying OS and obtain sensitive information.
Frequently asked questions
- What is CVE-2025-48026?
- A vulnerability in the WebApl component of Mitel OpenScape Xpressions through V7R1 FR5 HF43 P913 could allow an unauthenticated attacker to conduct a path traversal attack due to insufficient input validation. A successful exploit could allow an attacker to read files from the underlying OS and obtain sensitive information.
- How severe is CVE-2025-48026?
- CVE-2025-48026 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2025-48026 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-48026?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-48026 have an EU (EUVD) identifier?
- Yes. CVE-2025-48026 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-28139.
- When was CVE-2025-48026 published?
- CVE-2025-48026 was published on 2025-06-23 and last updated on 2026-06-17.
References
- https://www.mitel.com/support/mitel-product-security-advisory-misa-2025-0005
- https://www.mitel.com/support/security-advisories
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