How severe is CVE-2025-44148?

CVE-2025-44148 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-44148 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 50% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-44148?

CVE-2025-44148 affects Mailenable. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-44148?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-44148 have an EU (EUVD) identifier?

Yes. CVE-2025-44148 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16734.

When was CVE-2025-44148 published?

CVE-2025-44148 was published on 2025-06-03 and last updated on 2026-07-05.

CVE-2025-44148

CVE-2025-44148 is a critical-severity vulnerability in Mailenable with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 50% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 50% (99th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16734
Weakness: CWE-79
Affected product: Mailenable
Published: 2025-06-03
Last modified: 2026-07-05

Description

Cross Site Scripting (XSS) vulnerability in MailEnable before v10 allows a remote attacker to execute arbitrary code via the failure.aspx component

Frequently asked questions

What is CVE-2025-44148?: Cross Site Scripting (XSS) vulnerability in MailEnable before v10 allows a remote attacker to execute arbitrary code via the failure.aspx component
How severe is CVE-2025-44148?: CVE-2025-44148 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-44148 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 50% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-44148?: CVE-2025-44148 affects Mailenable. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-44148?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-44148 have an EU (EUVD) identifier?: Yes. CVE-2025-44148 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16734.
When was CVE-2025-44148 published?: CVE-2025-44148 was published on 2025-06-03 and last updated on 2026-07-05.

References

https://github.com/barisbaydur/CVE-2025-44148

EU advisories (EUVD)

http://mailenable.com

Affected products (1)

cpe:2.3:a:mailenable:mailenable:*:*:*:*:*:*:*:*

More vulnerabilities in Mailenable

CVE-2015-9280 — Critical (CVSS 10.0): MailEnable before 8.60 allows XXE via an XML document in the request.aspx Options parameter.
CVE-2019-12924 — Critical (CVSS 9.8): MailEnable Enterprise Premium 10.23 was vulnerable to XML External Entity Injection (XXE) attacks that could be…
CVE-2015-9278 — Critical (CVSS 9.8): MailEnable before 8.60 allows Privilege Escalation because admin accounts could be created as a consequence of %0A…
CVE-2015-9277 — Critical (CVSS 9.1): MailEnable before 8.60 allows Directory Traversal for reading the messages of other users, uploading files, and…
CVE-2022-42136 — High (CVSS 8.8): Authenticated mail users, under specific circumstances, could add files with unsanitized content in public folders…
CVE-2019-12926 — High (CVSS 8.8): MailEnable Enterprise Premium 10.23 did not use appropriate access control checks in a number of areas. As a result, it…

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