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[SQUID-2026:6]
AnalysisAI
Squid caching proxy is affected by an uncharacterized security issue tracked as CVE-2026-61642 and referenced upstream only as '[SQUID-2026:6]', surfaced through Ubuntu's distributor advisory ingestion. The provided data contains no vulnerability description text, no CVSS score or vector, and no CWE, so the impact, attack vector, and required proxy deployment mode (forward or reverse) cannot be determined; no public exploit code identified at time of analysis. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | The specific prerequisites cannot be extracted because the SQUID-2026:6 advisory body, CWE, and CVSS vector are all absent from the provided data - the exact Squid feature, proxy mode (forward vs reverse), protocol, or configuration required is not stated. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Risk cannot be meaningfully scored from the provided data: the CVE description contains only the advisory reference '[SQUID-2026:6]' with no vulnerability text, CVSS score is N/A, CVSS vector is N/A, and CWE is N/A. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | No vendor-released patch identified at time of analysis, and no fix version can be cited because the SQUID-2026:6 advisory body, affected version ranges, and CWE were absent from the provided data; the immediate step is to retrieve the upstream SQUID-2026:6 advisory and the corresponding Ubuntu security notice to obtain the patched package version, then upgrade Squid via the distribution package manager and restart the service so the new binary is loaded. … Detailed patch versions, workarounds, and compensating controls in full report. |
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client_side.cc in Squid before 3.5.18 and 4.x before 4.0.10 does not properly ignore the Host header when absolute-URI i
Squid is vulnerable to a Denial of Service, where a remote attacker can perform buffer overflow attack by writing up to
Buffer overflow in Squid 3.x before 3.5.17 and 4.x before 4.0.9 allows remote attackers to execute arbitrary code via cr
client_side_request.cc in Squid 3.x before 3.5.18 and 4.x before 4.0.10 allows remote servers to cause a denial of servi
Heap-based buffer overflow in the Icmp6::Recv function in icmp/Icmp6.cc in the pinger utility in Squid before 3.5.16 and
client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of
Buffer overflow in the idnsALookup function in dns_internal.cc in Squid 3.2 through 3.2.11 and 3.3 through 3.3.6 allows
mime_header.cc in Squid before 3.5.18 allows remote attackers to bypass intended same-origin restrictions and possibly c
The pinger in Squid 3.x before 3.4.8 allows remote attackers to obtain sensitive information or cause a denial of servic
HttpHdrRange.cc in Squid 3.x before 3.3.12 and 3.4.x before 3.4.6 allows remote attackers to cause a denial of service (
Squid 3.x before 3.5.15 and 4.x before 4.0.7 does not properly append data to String objects, which allows remote server
Squid 3.x before 3.5.16 and 4.x before 4.0.8 improperly perform bounds checking, which allows remote attackers to cause
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External POC / Exploit Code
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