CVE-2021-40282
CVE-2021-40282 is a high-severity vulnerability in Zzcms with a CVSS 3.x base score of 8.8. 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-89.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (62nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Zzcms
- Published:
- Last modified:
Description
An SQL Injection vulnerability exists in zzcms 8.2, 8.3, 2020, abd 2021 in dl/dl_download.php. when registering ordinary users.
Frequently asked questions
- What is CVE-2021-40282?
- An SQL Injection vulnerability exists in zzcms 8.2, 8.3, 2020, abd 2021 in dl/dl_download.php. when registering ordinary users.
- How severe is CVE-2021-40282?
- CVE-2021-40282 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-40282 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-40282?
- CVE-2021-40282 primarily affects Zzcms. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-40282?
- 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-2021-40282 published?
- CVE-2021-40282 was published on 2021-12-09 and last updated on 2026-06-17.
References
Affected products (4)
- cpe:2.3:a:zzcms:zzcms:8.2:*:*:*:*:*:*:*
- cpe:2.3:a:zzcms:zzcms:8.3:*:*:*:*:*:*:*
- cpe:2.3:a:zzcms:zzcms:2020:*:*:*:*:*:*:*
- cpe:2.3:a:zzcms:zzcms:2021:*:*:*:*:*:*:*
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