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CVE-2026-93484

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user...

8.6 HighFix available

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

0.30%Unchanged since Oct 15, 2026
90%50%10%1%

What each source reports

CVE List Score used 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
CVE-2026-93484
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/RE:M/U:Amber
Weakness
CWE-89
Updated
2026-11-02
EUVDEUVD-2026-101821 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
EUVD-2026-101821
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/RE:M/U:Amber
Updated
2026-11-02
GitHub AdvisoriesGHSA-mxcg-m44c-38cw 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user...

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
GHSA-mxcg-m44c-38cw
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:M/U:Amber
Weakness
CWE-89
Updated
2026-11-02
NVD 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
CVE-2026-93484
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:M/U:Amber
Weakness
CWE-89
Updated
2026-11-02
OSV 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
CVE-2026-93484
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/RE:M/U:Amber
Weakness
CWE-89
Updated
2026-11-02
OSVDEBIAN-CVE-2026-93484 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
DEBIAN-CVE-2026-93484
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:M/U:Amber
Updated
2026-11-02
OSVUBUNTU-CVE-2026-93484 8.6

Znuny through 7.3.6 constructs a ticket-search database query by directly concatenating user-supplied input into the SQL statement. This lack of proper sanitization or the use of parameterized queries allows an attacker to inject arbitrary SQL commands, leading to data theft, modification, or denial of service. Specifically this is in Kernel::System::Ticket::TicketSearch and Kernel::System::Ticket::ArticleSearchIndex::DB via the ContentSearch parameter. The parameter is expected to be either "AND" or "OR", but its value was concatenated directly into the generated SQL query without validation.

Record
UBUNTU-CVE-2026-93484
CVSS 4.0
8.6 HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/SA:N/AU:Y/R:U/RE:M/U:Amber
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
znuny
Debian:12
All versions, plus listed versions
6.3.2-36.3.3-16.3.3-1~bpo11+16.3.4-16.3.4-1~bpo11+1
Show 45 moreShow less
6.4.2-16.4.2-1~bpo11+16.4.2-26.4.3-16.4.3-1~bpo11+16.4.4-16.4.5-16.4.5-1~bpo11+16.4.5-26.5.1-16.5.10-16.5.10-1~bpo12+16.5.11-16.5.11-1~bpo12+16.5.13-16.5.14-16.5.14-1~bpo12+16.5.15-16.5.15-26.5.15-2~bpo12+16.5.16-16.5.18-16.5.18-1~bpo13+16.5.19-16.5.20-16.5.21-16.5.22-16.5.22-1~bpo13+16.5.23-16.5.23-1~bpo13+16.5.24-16.5.24-1~bpo13+16.5.25-16.5.25-1~bpo13+16.5.26-16.5.3-16.5.3-1~bpo12+16.5.4-16.5.4-1~bpo12+16.5.5-16.5.5-1~bpo12+16.5.6-16.5.6-1~bpo12+16.5.8-16.5.8-1~bpo12+1
None known
znuny
Debian:13
All versions, plus listed versions
6.3.2-36.3.3-16.3.3-1~bpo11+16.3.4-16.3.4-1~bpo11+1
Show 45 moreShow less
6.4.2-16.4.2-1~bpo11+16.4.2-26.4.3-16.4.3-1~bpo11+16.4.4-16.4.5-16.4.5-1~bpo11+16.4.5-26.5.1-16.5.10-16.5.10-1~bpo12+16.5.11-16.5.11-1~bpo12+16.5.13-16.5.14-16.5.14-1~bpo12+16.5.15-16.5.15-26.5.15-2~bpo12+16.5.16-16.5.18-16.5.18-1~bpo13+16.5.19-16.5.20-16.5.21-16.5.22-16.5.22-1~bpo13+16.5.23-16.5.23-1~bpo13+16.5.24-16.5.24-1~bpo13+16.5.25-16.5.25-1~bpo13+16.5.26-16.5.3-16.5.3-1~bpo12+16.5.4-16.5.4-1~bpo12+16.5.5-16.5.5-1~bpo12+16.5.6-16.5.6-1~bpo12+16.5.8-16.5.8-1~bpo12+1
None known
znuny
Debian:14
before 6.5.25-1, plus listed versions
6.3.2-36.3.3-16.3.3-1~bpo11+16.3.4-16.3.4-1~bpo11+1
Show 45 moreShow less
6.4.2-16.4.2-1~bpo11+16.4.2-26.4.3-16.4.3-1~bpo11+16.4.4-16.4.5-16.4.5-1~bpo11+16.4.5-26.5.1-16.5.10-16.5.10-1~bpo12+16.5.11-16.5.11-1~bpo12+16.5.13-16.5.14-16.5.14-1~bpo12+16.5.15-16.5.15-26.5.15-2~bpo12+16.5.16-16.5.18-16.5.18-1~bpo13+16.5.19-16.5.20-16.5.21-16.5.22-16.5.22-1~bpo13+16.5.23-16.5.23-1~bpo13+16.5.24-16.5.24-1~bpo13+16.5.25-1~bpo13+16.5.3-16.5.3-1~bpo12+16.5.4-16.5.4-1~bpo12+16.5.5-16.5.5-1~bpo12+16.5.6-16.5.6-1~bpo12+16.5.8-16.5.8-1~bpo12+16.5.9-16.5.9-1~bpo12+1
6.5.25-1
otrs2
Ubuntu:16.04:LTS
All versions, plus listed versions
4.0.10-15.0.1-15.0.1-25.0.2-15.0.3-15.0.5-15.0.6-15.0.7-1
None known
otrs2
Ubuntu:18.04:LTS
All versions, plus listed versions
5.0.23-15.0.24-16.0.1-16.0.2-16.0.3-16.0.4-16.0.5-1
None known
otrs2
Ubuntu:20.04:LTS
All versions, plus listed versions
6.0.20-16.0.23-26.0.24-16.0.25-16.0.25-26.0.25-36.0.26-1
None known
otrs2
Ubuntu:22.04:LTS
All versions, plus listed versions
6.0.32-66.1.2-16.2.1-16.2.2-2
None known
znuny
Ubuntu:24.04:LTS
All versions, plus listed versions
6.5.3-16.5.4-16.5.5-16.5.6-1
None known
znuny
Ubuntu:26.10
All versions, plus listed versions
6.5.18-16.5.20-16.5.21-16.5.22-16.5.23-1
None known
znuny
Ubuntu:26.04:LTS
All versions, plus listed versions
6.5.15-26.5.18-1
None known

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-93484 is a high vulnerability (CVSS 8.6) in Znuny, published October 15, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 22nd percentile. Fixed in znuny 6.5.25-1.

References

This page doesn't list everything

Left out here: 4 versions. The JSON record has them.

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