CVE-2011-4555

Name: CVE-2011-4555
Creator: NVD / NIST
Published: 2011-12-06T11:55:07.283+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.96%

Last modified Jun 16, 2026

CVE-2011-4555 is a vulnerability of currently unknown severity. One Click Orgs before 1.2.3 does not require unique e-mail addresses for user accounts, which allows remote authenticated users to cause a denial of service (login disruption) or spoof votes or comments by selecting a conflicting e-mail address.. EPSS estimates a 0.96% chance of exploitation in the next 30 days.

Description

One Click Orgs before 1.2.3 does not require unique e-mail addresses for user accounts, which allows remote authenticated users to cause a denial of service (login disruption) or spoof votes or comments by selecting a conflicting e-mail address.

Metrics

EPSS Probability

0.96%

57.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-255

Affected Software

Vendor	Product	Versions
Oneclickorgs	One Click Orgs	<= 1.2.2
Oneclickorgs	One Click Orgs	1.0.0
Oneclickorgs	One Click Orgs	1.0.1
Oneclickorgs	One Click Orgs	1.1.0
Oneclickorgs	One Click Orgs	1.1.1
Oneclickorgs	One Click Orgs	1.2.0
Oneclickorgs	One Click Orgs	1.2.1

References

Timeline

Published: Dec 6, 2011
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-4555?

How severe is CVE-2011-4555?

Severity scoring for CVE-2011-4555 is pending analysis. The EPSS model estimates a 0.96% probability of exploitation in the next 30 days.

How do I fix CVE-2011-4555?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-4555?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST