Cyber Posture

CVE-2026-45344

High

Published: 28 May 2026

Published
28 May 2026
Modified
29 May 2026
KEV Added
Patch
CVSS Score 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0016 36.6th percentile
Risk Priority 16 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2026-45344 is a high-severity Injection (CWE-74) vulnerability. Its CVSS base score is 8.1 (High).

Operationally, ranked at the 36.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

Deeper analysisAI

Automated synthesis unavailable for this CVE.

Vulnerability

LinkAce is a self-hosted archive to collect website links. Prior to 2.5.6, the setup database configuration flow on uninitialized LinkAce instances accepts attacker-controlled database credential fields and writes them back into .env without escaping. A remote attacker who can reach…

more

the setup endpoints and supply a database they control can inject mail configuration variables and achieve command execution when the application later sends mail. This vulnerability is fixed in 2.5.6.

CWE(s)
OWASP Top 10 Web 2025

Threat picture

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Defense & controls

Likely Mitigating ControlsAI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References