CVE-2026-53574 EspoCRM: Blind SQL injection via streamAttachments where-clause complex expression
Authenticated users can exploit blind SQL injection in EspoCRM to extract database data and escalate privileges to administrator.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-53574?
CVE-2026-53574 is a high-severity SQL injection vulnerability in espocrm, published on 15 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
EspoCRM is an open source customer relationship management application. From 8.1.0 until 9.3.8, an authenticated non-administrator can submit a crafted where parameter to the GET entity streamAttachments endpoint because that query path permits complex expressions. Boolean-based blind SQL injection can extract arbitrary database information, including active administrator session tokens, and can enable full privilege escalation. This issue is fixed in version 9.3.8.
Weakness: CWE-89
Which versions are affected by CVE-2026-53574?
How do I fix CVE-2026-53574?
No fix has been published for CVE-2026-53574 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2026-53574 being exploited?
There is no known exploitation of CVE-2026-53574 in the wild and no public exploit code.
Sources
Also known as GHSA-qgm7-fc9g-fj75.