CVE-2022-40886
CVE-2022-40886 is a high-severity vulnerability in Dedecms with a CVSS 3.x base score of 7.2. 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-434.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- EPSS exploit prediction: 1% (59th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-434
- Affected product: Dedecms
- Published:
- Last modified:
Description
DedeCMS 5.7.98 has a file upload vulnerability in the background.
Frequently asked questions
- What is CVE-2022-40886?
- DedeCMS 5.7.98 has a file upload vulnerability in the background.
- How severe is CVE-2022-40886?
- CVE-2022-40886 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2022-40886 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-40886?
- CVE-2022-40886 affects Dedecms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2022-40886?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-40886 published?
- CVE-2022-40886 was published on 2022-10-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:dedecms:dedecms:5.7.98:*:*:*:*:*:*:*
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