Medium severity · published Mar 30, 2026
CVE-2019-25653
Navicat for Oracle 12.1.15 Password Field Denial of Service
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
Navicat for Oracle 12.1.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the password field. Attackers can paste a buffer of 550 repeated characters into the password parameter during Oracle connection configuration to trigger an application crash.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 10% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NF
Navicat for Oracle · Navicat
12.1.15 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-25653
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-25653
Exploit
https://www.exploit-db.com/exploits/46383
Product
https://www.navicat.com/es/
Product
https://www.navicat.com/es/download/navicat-for-oracle
Third Party Advisory
https://www.vulncheck.com/advisories/navicat-for-oracle-password-field-denial-of-service