What’s Vulnerable › Vulnerabilities

CVE-2017-16244

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2017-11-01 · updated 2026-06-17
• Weakness: CWE-352

Description

Cross-Site Request Forgery exists in OctoberCMS 1.0.426 (aka Build 426) due to improper validation of CSRF tokens for postback handling, allowing an attacker to successfully take over the victim's account. The attack bypasses a protection mechanism involving X-CSRF headers and CSRF tokens via a certain _handler postback variable.

Affected products

• octobercms october: 1.0.426

References

• https://github.com/octobercms/october/commit/4a6e0e1e0e2c3facebc17e0db38c5b4d4cb05bd0
• https://www.exploit-db.com/exploits/43106/
• https://github.com/octobercms/october/commit/4a6e0e1e0e2c3facebc17e0db38c5b4d4cb05bd0
• https://www.exploit-db.com/exploits/43106/

Get alerted when CVE-2017-16244 or the next vulnerability affects your stack