https://reddit.com/r/netsec/comments/1u9y7yw/squidbleed_cve202647729_heartbleedstyle/: Squidbleed (CVE-2026-47729) - Heartbleed-style vulnerability that leaks internal memory from every version of Squid Proxy, in its default configuration
Published Jun 19, 2026
·Updated
Affected Software
1 affected component
Squid Squid Proxy>=0
Frequently Asked Questions
1
What is the severity of CVE-2026-47729?
CVE-2026-47729 is considered to be a high severity vulnerability due to its ability to leak sensitive internal memory information from Squid Proxy.
2
How do I fix CVE-2026-47729?
To fix CVE-2026-47729, you should update to the latest software version of Squid Proxy that addresses this vulnerability.
3
What versions of Squid Proxy are affected by CVE-2026-47729?
CVE-2026-47729 affects every version of Squid Proxy in its default configuration.
4
What kind of information can be leaked by CVE-2026-47729?
CVE-2026-47729 can leak sensitive data residing in the internal memory of the Squid Proxy server.
5
Is CVE-2026-47729 exploitable remotely?
Yes, CVE-2026-47729 can be exploited remotely, making it particularly dangerous if left unpatched.