CVE-2026-8194: CSRF (CVSS 4.3)

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.

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CVSS v3.1 Score

4.3

MEDIUM

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

EPSS — Exploit Prediction

0.0002

Probability of exploitation

0.05%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-352 Cross-Site Request Forgery

CWE-862 Missing Authorization

References

Other References

https://github.com/az10b/security-advisories/blob/main/csrf_bypass_osTicket.md https://github.com/osTicket/osTicket/ https://github.com/osTicket/osTicket/pull/6945 https://vuldb.com/submit/802755 https://vuldb.com/vuln/362346 https://vuldb.com/vuln/362346/cti

Frequently Asked Questions

What is CVE-2026-8194? +

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. It has a CVSS v3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2026-8194? +

CVE-2026-8194 has a CVSS v3.1 score of 4.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-8194? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-8194