LOW SEVERITY

CVE-2005-4780

Lighthouse Cms vulnerability

CVSS
3.7
EPSS
3.6%
EPSS pct
88th
Exploited
No known
Cross-site scripting (XSS) vulnerability in Fidra Lighthouse CMS 1.1.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the search parameter in a query_string to the home page. NOTE: The vendor disputes this issue, saying "Lighthouse does not in any way make use of the PHP technology. [It] is an application server ... A technology like this cannot be susceptible to client-side cross-site-scripting-attacks on its own, but only applications created based on such a technology. This does not only apply to Lighthouse, but also to Perl, PHP or web applications based on Java Servlet technology." Since the original researcher is known to test demo pages and is sometimes inaccurate, it is likely that this issue will be REJECTED
Affected vendor
Fidra Software
Affected product
Lighthouse Cms
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Published
2005-12-31

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to low impact to integrity.

Its EPSS score of 3.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 88% of all scored CVEs.

Check your external exposure to CVE-2005-4780

  • Confirm whether Fidra Software Lighthouse Cms is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2005-4780.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2005-4780

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2005-4780 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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