CVE-2020-17564
CVE-2020-17564 is a critical-severity vulnerability in Feifeicms with a CVSS 3.x base score of 9.1. 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-22.
Key facts
- Severity: Critical (CVSS 3.x base score 9.1)
- CVSS v2: 6.4
- EPSS exploit prediction: 3% (83rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Feifeicms
- Published:
- Last modified:
Description
Path Traversal in FeiFeiCMS v4.0 allows remote attackers to delete arbitrary files by sending a crafted HTTP request to the " Admin/DataAction.class.php" component.
Frequently asked questions
- What is CVE-2020-17564?
- Path Traversal in FeiFeiCMS v4.0 allows remote attackers to delete arbitrary files by sending a crafted HTTP request to the " Admin/DataAction.class.php" component.
- How severe is CVE-2020-17564?
- CVE-2020-17564 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability high.
- Is CVE-2020-17564 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-17564?
- CVE-2020-17564 affects Feifeicms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-17564?
- 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-2020-17564 published?
- CVE-2020-17564 was published on 2021-04-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:feifeicms:feifeicms:4.0:*:*:*:*:*:*:*
More vulnerabilities in Feifeicms
- CVE-2019-9825 — Critical (CVSS 9.8): FeiFeiCMS 4.1.190209 allows remote attackers to upload and execute arbitrary PHP code by visiting…
- CVE-2020-17563 — Critical (CVSS 9.1): Path Traversal in FeiFeiCMS v4.0 allows remote attackers to delete arbitrary files by sending a crafted HTTP request to…
- CVE-2020-18418 — High (CVSS 8.8): A Cross site request forgery (CSRF) vulnerability was discovered in FeiFeiCMS v4.1.190209, which allows attackers to…
- CVE-2019-8412 — High (CVSS 8.8): FeiFeiCms 4.0.181010 on Windows allows remote attackers to read or delete arbitrary files via…
- CVE-2023-1565 — Low (CVSS 3.5): A vulnerability was found in FeiFeiCMS 2.7.130201. It has been classified as problematic. This affects an unknown part…
All CVEs affecting Feifeicms →
Other CWE-22 (Path Traversal) vulnerabilities
- CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
- CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
- CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
- CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
- CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
- CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…