High severity · published Feb 12, 2026
CVE-2019-25340
SpotAuditor 5.3.2 - 'Base64' Denial Of Service
7.5
CVSS
0.5%
EPSS
No
On KEV
Description
SpotAuditor 5.3.2 contains a denial of service vulnerability in its Base64 decryption feature that allows attackers to crash the application by supplying an oversized buffer. Attackers can generate a malformed input file with 2000 repeated characters to trigger an application crash when pasted into the Base64 Encrypted Password field.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NS
Nsauditor SpotAuditor · Nsasoft
5.3.2 · source: vendor
SP
Spotauditor · Nsasoft
5.3.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-25340
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-25340
Product
http://www.nsauditor.com/
Exploit
https://www.exploit-db.com/exploits/47719
Broken Link
https://www.vulncheck.com/advisories/spotauditor-base-denial-of-service
More from Nsauditor SpotAuditor
7.8
CVE-2019-25336
SpotAuditor 5.3.2 - 'Base64' Local Buffer Overflow (SEH)
5.5
CVE-2019-25434
SpotAuditor 5.3.1.0 Denial of Service via Registration Name Field
