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VulnerabilityPublished Updated

CVE-2026-3616: DefaultFuction Jeson Customer Relationship Management System · SQL Injection

Affects DefaultFuction Jeson Customer Relationship Management SystemSource CVE Database V5

0
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Public exploit available · CVSS 5.3 Medium.

Data as of 29 Oct 2026, 19:04 UTC

CVSS 4.0 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 11% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 6 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: evidence found.

    CVSS exploit maturity: proof of concept public

  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), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
DefaultFuctionJeson Customer Relationship Management SystemAffected
  • =1.0.0
Fixed in–
GitHubdefaultfuction/Jeson-Customer-Relationship-Management-Systempkg:github/defaultfuction/Jeson-Customer-Relationship-Management-SystemOther threatsAffected
  • =1.0.0
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

To mitigate CVE-2026-3616, organizations should immediately apply the official patch (commit f0e991870e9d33701cca3a1d0fd4eec135af01a6) provided by DefaultFuction for Jeson CRM version 1.0.0. Beyond patching, it is critical to implement input validation and parameterized queries or prepared statements to prevent SQL injection. Conduct a thorough code review of all modules handling user input, especially those interacting with databases. Employ web application firewalls (WAFs) configured to detect and block SQL injection attempts targeting the 'ID' parameter or similar inputs. Monitor logs for unusual database queries or errors indicative of injection attempts. Restrict database user permissions to the minimum necessary to limit the impact of potential exploitation. Regularly back up CRM data and test restoration procedures to ensure resilience against data corruption or loss. Finally, educate developers and administrators on secure coding practices and vulnerability management to prevent recurrence.

Description

A vulnerability was detected in DefaultFuction Jeson Customer Relationship Management System 1.0.0. Impacted is an unknown function of the file /modules/customers/edit.php. Performing a manipulation of the argument ID results in sql injection. The attack may be initiated remotely. The exploit is now public and may be used. The patch is named f0e991870e9d33701cca3a1d0fd4eec135af01a6. It is suggested to install a patch to address this issue.

References

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