All vulnerabilities

Servers and applications

CVE-2017-8104

In MyBB before 1.8.11, the smilie module allows Directory Traversal via the pathfolder parameter.

Severity
Medium 5.3
Published
24 Apr 2017
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
2.5% in the next 30 daysHigher than 84% of CVEs. EPSS by FIRST, 11 Nov 2026
Weakness
Path traversal (CWE-22)
Attack
Over the network · No login needed · No user action needed
Attacker can
Read some data
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Sources
NVD

Affected software

SoftwareAffected versions
MyBBServers and applications · cpe:a:mybb:mybb
  • Every version up to 1.8.10

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2017-8104
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2017-8104