CVE-2026-14380: CWE-95 Improper Neutralization of Directives in Dynamically Evaluated Code (Eval Injection) in HMBRAND DBI
DBI versions before 1.650 for Perl are vulnerable to code injection via caller-influenced Profile. When a string is assigned to a DBI handle's Profile attribute, DBI splits it into path, package and arguments, and interpolates the package part in a string eval with no validation of the package name. Any caller-influenced value that reaches the Profile attribute is therefore arbitrary Perl code execution, including calls to run system commands. The Profile attribute can be set from three different sources that can carry untrusted data: the DBI_PROFILE environment variable, a direct attribute assignment, and a DSN driver-attribute clause dbi:Driver(Profile=>SPEC):db. An attacker controlling any of those inputs runs arbitrary Perl in the host process. The strongest remote position is a network-exposed DBI::Gofer / DBI::ProxyServer whose per-request DSN reaches the Profile attribute, letting a client execute code on the broker host.
AI Analysis
Technical Summary
CVE-2026-14380 is an eval injection vulnerability in the HMBRAND DBI Perl module versions before 1.650. The DBI handle's Profile attribute is split into path, package, and arguments, and the package part is interpolated in a string eval without validation. This allows attacker-controlled input to execute arbitrary Perl code, including system commands. The Profile attribute can be influenced via the DBI_PROFILE environment variable, direct attribute assignment, or DSN driver-attribute clauses. Network-exposed DBI::Gofer or DBI::ProxyServer instances that accept per-request DSNs can be remotely exploited to execute code on the broker host.
Potential Impact
Successful exploitation allows arbitrary Perl code execution within the host process, leading to full compromise including confidentiality, integrity, and availability impacts. Attackers can run system commands and potentially control the affected system. Remote exploitation is feasible in setups exposing DBI::Gofer or DBI::ProxyServer with attacker-controlled DSNs.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid using untrusted input for the Profile attribute, do not expose DBI::Gofer or DBI::ProxyServer services to untrusted networks, and restrict environment variables such as DBI_PROFILE. Monitor vendor channels for patches or official mitigations.
CVE-2026-14380: CWE-95 Improper Neutralization of Directives in Dynamically Evaluated Code (Eval Injection) in HMBRAND DBI
Description
DBI versions before 1.650 for Perl are vulnerable to code injection via caller-influenced Profile. When a string is assigned to a DBI handle's Profile attribute, DBI splits it into path, package and arguments, and interpolates the package part in a string eval with no validation of the package name. Any caller-influenced value that reaches the Profile attribute is therefore arbitrary Perl code execution, including calls to run system commands. The Profile attribute can be set from three different sources that can carry untrusted data: the DBI_PROFILE environment variable, a direct attribute assignment, and a DSN driver-attribute clause dbi:Driver(Profile=>SPEC):db. An attacker controlling any of those inputs runs arbitrary Perl in the host process. The strongest remote position is a network-exposed DBI::Gofer / DBI::ProxyServer whose per-request DSN reaches the Profile attribute, letting a client execute code on the broker host.
CVSS v3.1
Score 8.8high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-14380 is an eval injection vulnerability in the HMBRAND DBI Perl module versions before 1.650. The DBI handle's Profile attribute is split into path, package, and arguments, and the package part is interpolated in a string eval without validation. This allows attacker-controlled input to execute arbitrary Perl code, including system commands. The Profile attribute can be influenced via the DBI_PROFILE environment variable, direct attribute assignment, or DSN driver-attribute clauses. Network-exposed DBI::Gofer or DBI::ProxyServer instances that accept per-request DSNs can be remotely exploited to execute code on the broker host.
Potential Impact
Successful exploitation allows arbitrary Perl code execution within the host process, leading to full compromise including confidentiality, integrity, and availability impacts. Attackers can run system commands and potentially control the affected system. Remote exploitation is feasible in setups exposing DBI::Gofer or DBI::ProxyServer with attacker-controlled DSNs.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, avoid using untrusted input for the Profile attribute, do not expose DBI::Gofer or DBI::ProxyServer services to untrusted networks, and restrict environment variables such as DBI_PROFILE. Monitor vendor channels for patches or official mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- CPANSec
- Date Reserved
- 2026-07-01T21:17:54.504Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4d8138c9d9e3dbe3f681b6
Added to database: 07/07/2026, 22:44:08 UTC
Last enriched: 07/15/2026, 11:53:12 UTC
Last updated: 08/21/2026, 22:52:10 UTC
Views: 187
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