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VulnerabilityPublished

CVE-2025-41089: Xibo CMS · XSS or 'Cross-site Scripting'

Affects Xibo CMSSource CVE Database V5

0

Not known to be exploited · CVSS 4.8 Medium.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 4.0 base score
4.8Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 21% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Xibo Signage Xibo CMSAffected
  • =0
Fixed in–

AI-suggested

  1. Restrict template creation and modification permissions to trusted administrators only, minimizing the number of users who can inject malicious input.
  2. Implement strict input validation and sanitization on the 'Configuration Name' field and any other user-controllable fields within Xibo CMS templates to neutralize potentially malicious scripts.
  3. Monitor CMS logs and user activities for unusual template edits or suspicious input patterns indicative of attempted exploitation.
  4. Deploy Content Security Policy (CSP) headers on the CMS web interface to restrict the execution of unauthorized scripts and reduce the impact of XSS attacks.
  5. Regularly update Xibo CMS to the latest versions once patches addressing this vulnerability become available.
  6. Educate users and administrators about the risks of XSS and encourage cautious handling of template editing features.
  7. Consider isolating the CMS management interface behind VPNs or IP whitelisting to limit exposure to external attackers.
  8. Conduct periodic security assessments and penetration tests focusing on web application vulnerabilities, including XSS, to identify and remediate weaknesses proactively.

Description

Reflected Cross-Site Scripting (XSS) in Xibo CMS v4.1.2 from Xibo Signage, due to a lack of proper validation of user input. To exploit the vulnerability, the attacker must create a template in the 'Templates' section, then add an element that has the 'Configuration Name' field, such as the 'Clock' widget. Next, modify the 'Configuration Name' field in the left-hand section.

References

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