AdGuard Plugin up to 1.11.21 on macOS URL log file

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability was found in AdGuard Plugin up to 1.11.21 on macOS. It has been classified as problematic. Impacted is an unknown function of the component URL Handler. This manipulation causes log file. This vulnerability appears as CVE-2025-51497. The attack requires local access. There is no available exploit. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in AdGuard Plugin up to 1.11.21 on macOS. Affected by this vulnerability is an unknown code block of the component URL Handler. The manipulation with an unknown input leads to a log file vulnerability. The CWE definition for the vulnerability is CWE-532. Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information. As an impact it is known to affect confidentiality. The summary by CVE is:

An issue was discovered in AdGuard plugin before 1.11.22 for Safari on MacOS. AdGaurd verbosely logged each url that Safari accessed when the plugin was active. These logs went into the MacOS general logs for any unsandboxed process to read. This may be disabled in version 1.11.22.

It is possible to read the advisory at adguard.com. This vulnerability is known as CVE-2025-51497 since 06/16/2025. The exploitation appears to be easy. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading to version 1.11.22 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-21788). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Log file
CWE: CWE-532 / CWE-200 / CWE-284
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: AdGuard Plugin 1.11.22

Timelineinfo

06/16/2025 CVE reserved
07/17/2025 +31 days Advisory disclosed
07/17/2025 +0 days VulDB entry created
07/25/2025 +8 days VulDB entry last update

Sourcesinfo

Advisory: adguard.com
Status: Confirmed

CVE: CVE-2025-51497 (🔒)
GCVE (CVE): GCVE-0-2025-51497
GCVE (VulDB): GCVE-100-316783
EUVD: 🔒

Entryinfo

Created: 07/17/2025 19:59
Updated: 07/25/2025 03:52
Changes: 07/17/2025 19:59 (55), 07/18/2025 01:14 (1), 07/25/2025 03:52 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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