Is there a public exploit for CVE-2026-63307?

No public exploit for CVE-2026-63307 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-63307?

CVE-2026-63307 scores CVSS 7.1 (v4.0), rated high. EPSS puts the chance of exploitation in the next 30 days at 0.4%.

What does CVE-2026-63307 affect?

CVE-2026-63307 affects OtterMind Chat2DB.

7.1 High

Chat2DB before 5.3.0 contains an insecure direct object reference vulnerability in the GET /api/connection/datasource/{id} endpoint.

CVE-2026-63307

Chat2DB before 5.3.0 contains an insecure direct object reference vulnerability in the GET /api/connection/datasource/{id} endpoint. The handler calls dataSourceService.queryExistent(id, ...) without an ownership check and returns the decrypted password field, allowing any authenticated non-admin user to enumerate datasource IDs and read the plaintext database credentials of datasources owned by other users.

Assessment

CVSS: 7.1 (v4.0)
Severity: High
EPSS: 0.4% chance of exploitation in the next 30 days
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 17 July 2026
Last updated: 8 November 2026
Affected: OtterMind · Chat2DB
Assigner: VulnCheck

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

At the source

EUVD (ENISA)

References

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