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VulnerabilityPublished

CVE-2026-14900: Cost Calculator Builder PRO (WordPress plugin) · Code Injection

Affects Cost Calculator Builder PRO (WordPress plugin)Source CVE Database V5

0

Not known to be exploited · CVSS 9.8 Critical.

Data as of 28 Oct 2026, 05:11 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
1.2% chance of exploitation in 30 days – higher than 69% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 29 Jul 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
StylemixThemesCost Calculator Builder PROAffected
  • <=4.0.3
Fixed in–

AI-suggested

Until an official fix is released, it is recommended to disable or remove the Cost Calculator Builder PRO plugin if possible. Monitor the vendor's channels for updates and apply patches promptly once available.

Description

The Cost Calculator Builder PRO WordPress plugin up to version 4.0.3 contains a critical remote code execution vulnerability due to improper sanitization in the js_to_php function. An unauthenticated attacker can exploit this by injecting malicious code into the orderDetails[*].originalValue field, which is passed unsafely to PHP eval(). The nonce intended as an authentication barrier is publicly exposed on all front-end pages, allowing attackers to bypass it. The vulnerability has a CVSS score of 9.8, indicating critical severity.

References

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