CVE-2020-22612
CVE-2020-22612 is a critical-severity vulnerability in Mybb with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-94.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (45th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Mybb
- Published:
- Last modified:
Description
Installer RCE on settings file write in MyBB before 1.8.22.
Frequently asked questions
- What is CVE-2020-22612?
- Installer RCE on settings file write in MyBB before 1.8.22.
- How severe is CVE-2020-22612?
- CVE-2020-22612 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-22612 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-22612?
- CVE-2020-22612 affects Mybb. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-22612?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2020-22612 published?
- CVE-2020-22612 was published on 2023-09-01 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:*
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