What’s Vulnerable › Vulnerabilities

CVE-2020-36629: SimbCo httpster server.coffee fs.realpathSync path traversal

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-12-25 · updated 2026-06-17
• Weakness: CWE-22

Description

A vulnerability classified as critical was found in SimbCo httpster. This vulnerability affects the function fs.realpathSync of the file src/server.coffee. The manipulation leads to path traversal. The exploit has been disclosed to the public and may be used. The name of the patch is d3055b3e30b40b65d30c5a06d6e053dffa7f35d0. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-216748.

Affected products

• SimbCo httpster: before 2020-11-19 — fixed in 2020-11-19

How to fix

Upgrade to a fixed version: SimbCo httpster 2020-11-19. Check the vendor advisory for mitigations.

References

• https://github.com/SimbCo/httpster/commit/d3055b3e30b40b65d30c5a06d6e053dffa7f35d0
• https://github.com/SimbCo/httpster/pull/36
• https://vuldb.com/?id.216748
• https://github.com/SimbCo/httpster/commit/d3055b3e30b40b65d30c5a06d6e053dffa7f35d0
• https://github.com/SimbCo/httpster/pull/36
• https://vuldb.com/?id.216748

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