Linux · 
Ubuntu · Package update · October 24, 2026
Ubuntu · Package update · October 24, 2026squid3 3.5.27-1ubuntu1.14+esm6: squid3 3.5.27-1ubuntu1.14+esm6 for Ubuntu 18.04.6 LTS (bionic)
squid3 3.5.27-1ubuntu1.14+esm6, released October 24, 2026, fixes 6 CVEs in squid3. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
6
None rated Critical
Exploited
0
None reported
Highest CVSS
7.7
Base score, 0 to 10
Highest EPSS
0.0927
95th percentile
Priority of the 6 CVEs
Patch now 0
Urgent 0
High 3
Routine 3
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| squid3 | Ubuntu 18.04.6 LTS (bionic) | 3.5.27-1ubuntu1.14+esm6 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-33526 | Squid vulnerable to Denial of Service in ICP Request handling | 7.5 | 0.0927 | None reported |
| High | CVE-2026-32748 | Squid has Denial of Service in ICP Response handling | 7.5 | 0.0926 | None reported |
| High | CVE-2026-61642 | Squid Request Smuggling in HTTP Transfer-Encoding | 7.7 | 0.0204 | None reported |
| Routine | CVE-2026-47729 | Squid: Memory disclosure in FTP gateway | 6.5 | 0.0150 | None reported |
| Routine | CVE-2026-50012 | Squid: Memory corruption in cache_digest reply handling | 5.5 | 0.0136 | None reported |
| Routine | CVE-2026-33515 | Squid has issues in ICP message handling | 6.5 | 0.0108 | None reported |
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