CVE-2021-37262
CVE-2021-37262 is a high-severity vulnerability in Jflyfox Jfinal Cms with a CVSS 3.x base score of 7.5. 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-74.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (59th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-74
- Affected product: Jflyfox Jfinal Cms
- Published:
- Last modified:
Description
JFinal_cms 5.1.0 is vulnerable to regex injection that may lead to Denial of Service.
Frequently asked questions
- What is CVE-2021-37262?
- JFinal_cms 5.1.0 is vulnerable to regex injection that may lead to Denial of Service.
- How severe is CVE-2021-37262?
- CVE-2021-37262 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2021-37262 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-2021-37262?
- CVE-2021-37262 affects Jflyfox Jfinal Cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-37262?
- 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-2021-37262 published?
- CVE-2021-37262 was published on 2021-12-16 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:jflyfox:jfinal_cms:5.1.0:*:*:*:*:*:*:*
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- CVE-2023-30349 — Critical (CVSS 9.8): JFinal CMS v5.1.0 was discovered to contain a remote code execution (RCE) vulnerability via the ActionEnter function.
- CVE-2022-37204 — Critical (CVSS 9.8): Final CMS 5.1.0 is vulnerable to SQL Injection.
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