How severe is CVE-2015-2079?

CVE-2015-2079 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2015-2079 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2079?

CVE-2015-2079 affects Webmin Usermin. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-2079?

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-2015-2079 have an EU (EUVD) identifier?

Yes. CVE-2015-2079 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-2190.

When was CVE-2015-2079 published?

CVE-2015-2079 was published on 2025-04-28 and last updated on 2026-06-17.

CVE-2015-2079

CVE-2015-2079 is a critical-severity vulnerability in Webmin Usermin with a CVSS 3.x base score of 9.9. 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-94.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2015-2190
Weakness: CWE-94
Affected product: Webmin Usermin
Published: 2025-04-28
Last modified: 2026-06-17

Description

Usermin 0.980 through 1.x before 1.660 allows uconfig_save.cgi sig_file_free remote code execution because it uses the two argument (not three argument) form of Perl open.

Frequently asked questions

What is CVE-2015-2079?: Usermin 0.980 through 1.x before 1.660 allows uconfig_save.cgi sig_file_free remote code execution because it uses the two argument (not three argument) form of Perl open.
How severe is CVE-2015-2079?: CVE-2015-2079 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2015-2079 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-2079?: CVE-2015-2079 affects Webmin Usermin. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2015-2079?: 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-2015-2079 have an EU (EUVD) identifier?: Yes. CVE-2015-2079 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2015-2190.
When was CVE-2015-2079 published?: CVE-2015-2079 was published on 2025-04-28 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:webmin:usermin:*:*:*:*:*:*:*:*

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