What’s Vulnerable › Vulnerabilities

CVE-2018-14888

• Severity: medium (CVSS 6.1 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-08-14 · updated 2026-06-17
• Weakness: CWE-79

Description

inc/plugins/thankyoulike.php in the Eldenroot Thank You/Like plugin before 3.1.0 for MyBB allows XSS via a post or thread subject.

Affected products

• Thank You/Like Project Thank You/Like: before 3.1.0 — fixed in 3.1.0

How to fix

Upgrade to a fixed version: Thank You/Like Project Thank You/Like 3.1.0. Check the vendor advisory for mitigations.

References

• http://packetstormsecurity.com/files/148871/MyBB-Thank-You-Like-3.0.0-Cross-Site-Scripting.html
• https://community.mybb.com/mods.php?action=changelog&pid=360
• https://github.com/mybbgroup/MyBB_Thank-you-like-plugin/pull/199
• https://www.exploit-db.com/exploits/45178/
• http://packetstormsecurity.com/files/148871/MyBB-Thank-You-Like-3.0.0-Cross-Site-Scripting.html
• https://community.mybb.com/mods.php?action=changelog&pid=360
• https://github.com/mybbgroup/MyBB_Thank-you-like-plugin/pull/199
• https://www.exploit-db.com/exploits/45178/

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