Vulnary
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Critical· 9.3

CVE-2026-57309

Windu CMS has a critical blind SQL injection vulnerability that allows unauthenticated attackers to inject SQL via the URL path in HTTP headers. The flaw was confirmed in version 4.1 and could affect other versions. It can lead to data exposure or manipulation.

publishedJul 20, 2026
last modifiedJul 22, 2026
sourcesNVD
severity · cvss
9.3
critical · how bad it is
exploitation · epss
<1%
24th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 3, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

Windu CMS, version 4.1 (and possibly earlier or later versions).

02

Real-world impact

An attacker could extract sensitive data or modify the database without authentication, potentially compromising the entire site.

03

Why this severity

The CVSS score of 9.3 reflects the high impact of the vulnerability: it is exploitable remotely without authentication or user interaction, and it can lead to complete compromise of the database. The lack of required privileges and the ability to affect the database integrity and confidentiality contribute to the critical rating.

04

What to do about it

no official fix yet
interim mitigations
  • Monitor the vendor for an official patch or upgrade to a newer, unpatched version if available.
  • Restrict access to the vulnerable component or disable the affected feature until a fix is released.

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. Jul 20, 2026 · 13d ago
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 22, 2026 · 11d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Attack requirementsNone
Privileges requiredNone
User interactionNone needed
Confidentiality impactHigh
Integrity impactHigh
Availability impactLow
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →