CVE-2011-1937

CVE-2011-1937 is a medium-severity vulnerability in Webmin with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

• Severity: Medium (CVSS 2.0 base score 4.3)
• EPSS exploit prediction: 2% (77th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-79
• Affected product: Webmin
• Published: 2011-05-31
• Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Webmin 1.540 and earlier allows local users to inject arbitrary web script or HTML via a chfn command that changes the real (aka Full Name) field, related to useradmin/index.cgi and useradmin/user-lib.pl.

Frequently asked questions

What is CVE-2011-1937?

Cross-site scripting (XSS) vulnerability in Webmin 1.540 and earlier allows local users to inject arbitrary web script or HTML via a chfn command that changes the real (aka Full Name) field, related to useradmin/index.cgi and useradmin/user-lib.pl.

How severe is CVE-2011-1937?

CVE-2011-1937 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-1937 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (77th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1937?

CVE-2011-1937 primarily affects Webmin. In total, 79 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-1937?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-1937 published?

CVE-2011-1937 was published on 2011-05-31 and last updated on 2026-06-16.

References

• http://javierb.com.ar/2011/04/24/xss-webmin-1-540/
• http://openwall.com/lists/oss-security/2011/05/22/1
• http://openwall.com/lists/oss-security/2011/05/24/7
• http://securityreason.com/securityalert/8264
• http://securitytracker.com/id?1025438
• http://www.mandriva.com/security/advisories?name=MDVSA-2011:109
• http://www.securityfocus.com/archive/1/517658
• http://www.securityfocus.com/bid/47558
• http://www.youtube.com/watch?v=CUO7JLIGUf0
• https://github.com/webmin/webmin/commit/46e3d3ad195dcdc1af1795c96b6e0dc778fb6881

Affected products (79)

• cpe:2.3:a:webmin:webmin:*:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.75:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.76:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.77:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.78:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.79:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.80:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.81:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.82:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.83:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.84:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.85:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.86:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.87:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.88:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.91:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.92:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.93:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.94:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.950:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.960:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.970:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.980:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:0.990:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.000:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.010:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.020:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.030:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.040:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.050:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.060:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.070:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.080:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.090:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.100:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.110:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.121:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.130:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.140:*:*:*:*:*:*:*
• cpe:2.3:a:webmin:webmin:1.150:*:*:*:*:*:*:*

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