CVE-2020-36565
CVE-2020-36565 is a medium-severity vulnerability in Labstack Echo with a CVSS 3.x base score of 5.3. 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: Medium (CVSS 3.x base score 5.3)
- EPSS exploit prediction: 1% (72nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Labstack Echo
- Published:
- Last modified:
Description
Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read.
Frequently asked questions
- What is CVE-2020-36565?
- Due to improper sanitization of user input on Windows, the static file handler allows for directory traversal, allowing an attacker to read files outside of the target directory that the server has permission to read.
- How severe is CVE-2020-36565?
- CVE-2020-36565 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2020-36565 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-36565?
- CVE-2020-36565 affects Labstack Echo. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-36565?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-36565 published?
- CVE-2020-36565 was published on 2022-12-07 and last updated on 2026-06-17.
References
- https://github.com/labstack/echo/commit/4422e3b66b9fd498ed1ae1d0242d660d0ed3faaa
- https://github.com/labstack/echo/pull/1718
- https://pkg.go.dev/vuln/GO-2021-0051
Affected products (1)
- cpe:2.3:a:labstack:echo:*:*:*:*:*:go:*:*
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- CVE-2026-25766 — Medium (CVSS 5.3): Echo is a Go web framework. In versions 5.0.0 through 5.0.2 on Windows, Echo’s `middleware.Static` using the default…
All CVEs affecting Labstack Echo →
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