Vulnerability Report

CVE-2019-18860

Title: Squid-Cache Squid Injection (SQLi/OSi)

Injection (SQLi/OSi)

Proof Of Concept

No public PoC currently indexed for CVE-2019-18860.

CWE Category CWE-74
Published Date Mar 20, 2020
Modified Date Nov 05, 2025
Exploit Status Not Found
Score 6.1 CVSS v3.1
Exploit Probability (EPSS)
5.50%

Vulnerability Summary

CVE-2019-18860: Squid before 4.9, when certain web browsers are used, mishandles HTML in the host (aka hostname) parameter to cachemgr.cgi.

Impacted Vendors

S
squid 1
S
squid-cache 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00018.html https://github.com/squid-cache/squid/pull/504 https://github.com/squid-cache/squid/pull/505 https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html https://usn.ubuntu.com/4356-1/ https://www.debian.org/security/2020/dsa-4732 http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00018.html http://www.openwall.com/lists/oss-security/2025/11/04/7 http://www.openwall.com/lists/oss-security/2025/11/05/1 http://www.openwall.com/lists/oss-security/2025/11/05/7 https://github.com/squid-cache/squid/pull/504 https://github.com/squid-cache/squid/pull/505 https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html https://usn.ubuntu.com/4356-1/ https://www.debian.org/security/2020/dsa-4732
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.1
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2019-18860 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected Stack

No specific products linked.