CVE-2026-44127

CVE-2026-44127 is a high-severity vulnerability with a CVSS 4.0 base score of 8.8. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-73.

Key facts

Description

SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the privileges of the api.app process.

Frequently asked questions

What is CVE-2026-44127?
SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the privileges of the api.app process.
How severe is CVE-2026-44127?
CVE-2026-44127 has a CVSS 4.0 base score of 8.8, rated high severity.
Is CVE-2026-44127 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-44127?
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-2026-44127 have an EU (EUVD) identifier?
Yes. CVE-2026-44127 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-28587.
When was CVE-2026-44127 published?
CVE-2026-44127 was published on 2026-05-08 and last updated on 2026-06-17.

References

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