CVE-2022-43708
MEDIUMCVSS 6.1/10EPSS 0.36%
Last modified
CVE-2022-43708 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. MyBB 1.8.31 has a (issue 2 of 2) cross-site scripting (XSS) vulnerabilities in the post Attachments interface allow attackers to inject HTML by persuading the user to upload a file with specially crafted name. EPSS estimates a 0.36% chance of exploitation in the next 30 days.
Description
MyBB 1.8.31 has a (issue 2 of 2) cross-site scripting (XSS) vulnerabilities in the post Attachments interface allow attackers to inject HTML by persuading the user to upload a file with specially crafted name
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mybb | Mybb | < 1.8.32 |
References
- https://github.com/mybb/mybb/security/advisories/GHSA-p9m7-9qv4-x93wPatch, Third Party Advisory
- https://mybb.comProduct
- https://github.com/mybb/mybb/security/advisories/GHSA-p9m7-9qv4-x93wPatch, Third Party Advisory
- https://mybb.comProduct
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-43708?
MyBB 1.8.31 has a (issue 2 of 2) cross-site scripting (XSS) vulnerabilities in the post Attachments interface allow attackers to inject HTML by persuading the user to upload a file with specially crafted name
How severe is CVE-2022-43708?
CVE-2022-43708 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2022-43708?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2022-43708?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST