CVE-2018-25309 — HIGH (7.2)

Vulnerability Description

MyBB Recent threads 17.0 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts by creating threads with crafted subject lines. Attackers can create threads with script tags in the subject parameter to execute arbitrary JavaScript in the browsers of all users viewing the index page.

CVSS Score

7.2

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Dragonexpert	Recent Threads On Index	17.0

Related Weaknesses (CWE)

CWE-79

References

https://community.mybb.com/mods.php?action=view&pid=191Product
https://www.exploit-db.com/exploits/44420ExploitVDB Entry
https://www.vulncheck.com/advisories/mybb-recent-threads-persistent-cross-site-sThird Party Advisory

FAQ

What is CVE-2018-25309?

CVE-2018-25309 is a vulnerability with a CVSS score of 7.2 (HIGH). MyBB Recent threads 17.0 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts by creating threads with crafted subject lines. Attackers can create...

How severe is CVE-2018-25309?

CVE-2018-25309 has been rated HIGH with a CVSS base score of 7.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-25309?

Check the references section above for vendor advisories and patch information. Affected products include: Dragonexpert Recent Threads On Index.