Information disclosure in TinyPNG - #VU157396
Published: October 23, 2026
Vulnerability identifier: #VU157396
CSH Severity: Medium
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the affected module does not sufficiently check access to image style derivatives when those files are served via a file stream other than private://. A remote attacker can gain unauthorized access to sensitive information on the system.
Affected software
TinyPNG
Remediation
Install updates from vendor's website.
TinyPNG - update to 2.0.2