How severe is CVE-2011-2154?

CVE-2011-2154 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2011-2154 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-2154?

CVE-2011-2154 affects Smartertools Smarterstats. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-2154?

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

When was CVE-2011-2154 published?

CVE-2011-2154 was published on 2011-05-20 and last updated on 2026-06-16.

CVE-2011-2154

CVE-2011-2154 is a medium-severity vulnerability in Smartertools Smarterstats with a CVSS 2.0 base score of 5.0. 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-200.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Smartertools Smarterstats
Published: 2011-05-20
Last modified: 2026-06-16

Description

login.aspx in the SmarterTools SmarterStats 6.0 web server does not include the HTTPOnly flag in a Set-Cookie header for the loginsettings cookie, which makes it easier for remote attackers to obtain potentially sensitive information via script access to this cookie.

Frequently asked questions

What is CVE-2011-2154?: login.aspx in the SmarterTools SmarterStats 6.0 web server does not include the HTTPOnly flag in a Set-Cookie header for the loginsettings cookie, which makes it easier for remote attackers to obtain potentially sensitive information via script access to this cookie.
How severe is CVE-2011-2154?: CVE-2011-2154 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2011-2154 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-2154?: CVE-2011-2154 affects Smartertools Smarterstats. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-2154?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-2154 published?: CVE-2011-2154 was published on 2011-05-20 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:smartertools:smarterstats:6.0:*:*:*:*:*:*:*

More vulnerabilities in Smartertools Smarterstats

CVE-2011-4752 — Critical (CVSS 10.0): SmarterTools SmarterStats 6.2.4100 sends incorrect Content-Type headers for certain resources, which might allow remote…
CVE-2011-2159 — Critical (CVSS 10.0): The SmarterTools SmarterStats 6.0 web server omits the Content-Type header for certain resources, which might allow…
CVE-2011-2158 — Critical (CVSS 10.0): The SmarterTools SmarterStats 6.0 web server sends incorrect Content-Type headers for certain resources, which might…
CVE-2011-2148 — Critical (CVSS 10.0): Admin/frmSite.aspx in the SmarterTools SmarterStats 6.0 web server allows remote attackers to execute arbitrary…
CVE-2011-2155 — High (CVSS 7.5): Login.aspx in the SmarterTools SmarterStats 6.0 web server generates a ctl00$MPH$txtPassword password form field…
CVE-2011-2149 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in the SmarterTools SmarterStats 6.0 web server allow remote attackers to…

All CVEs affecting Smartertools Smarterstats →

Other CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities

CVE-2026-27604 — Critical (CVSS 10.0): FOSSBilling is a free, open-source billing and client management system. Starting in version 0.5.4 and prior to version…
CVE-2026-40965 — Critical (CVSS 10.0): Cloud Foundry UAA versions v76.12.0 through v78.12.0 are vulnerable to a private key exposure. The server contains a…
CVE-2026-42826 — Critical (CVSS 10.0): Exposure of sensitive information to an unauthorized actor in Azure DevOps allows an unauthorized attacker to disclose…
CVE-2025-29270 — Critical (CVSS 10.0): Incorrect access control in the realtime.cgi endpoint of Deep Sea Electronics devices DSE855 v1.1.0 to v1.1.26 allows…
CVE-2025-61481 — Critical (CVSS 10.0): An issue in MikroTik RouterOS v.7.14.2 and SwOS v.2.18 exposes the WebFig management interface over cleartext HTTP by…
CVE-2025-53624 — Critical (CVSS 10.0): The Docusaurus gists plugin adds a page to your Docusaurus instance, displaying all public gists of a GitHub user.…

Browse all CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) vulnerabilities →