VulnerabilityModified
CVE-2018-15596
The thread titles (within title elements of the generated XML documents) aren't sanitized, leading to XSS.
MEDIUM 6.1EPSS 2.26%
Does this matter?
Lower severity and a low EPSS score (2.26%). Track it; it rarely justifies an emergency change on its own.
Description
An issue was discovered in inc/class_feedgeneration.php in MyBB 1.8.17. On the forum RSS Syndication page, one can generate a URL such as http://localhost/syndication.php?fid=&type=atom1.0&limit=15. The thread titles (within title elements of the generated XML documents) aren't sanitized, leading to XSS.
- CVSS 3.0
- 6.1 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 2.26% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- mybb/mybb
- Source
- cve@mitre.org
References
- https://blog.mybb.com/2018/08/22/mybb-1-8-18-released-security-maintenance-release/Vendor Advisory
- https://www.exploit-db.com/exploits/45393/Exploit, Third Party Advisory, VDB Entry
- https://blog.mybb.com/2018/08/22/mybb-1-8-18-released-security-maintenance-release/Vendor Advisory
- https://www.exploit-db.com/exploits/45393/Exploit, Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.