VS Revo RevoUninstaller 2.5.x/2.6.x IOCTL RevoDetector.sys IOCtl_Handler heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k1.15

Summaryinfo

A vulnerability was found in VS Revo RevoUninstaller 2.5.x/2.6.x. It has been rated as critical. The impacted element is the function IOCtl_Handler in the library RevoDetector.sys of the component IOCTL Handler. Performing a manipulation results in heap-based overflow. This vulnerability is cataloged as CVE-2026-12193. The attack must be initiated from a local position. Furthermore, there is an exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in VS Revo RevoUninstaller 2.5.x/2.6.x. This affects the function IOCtl_Handler in the library RevoDetector.sys of the component IOCTL Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at jordanhiggins.blog. This vulnerability is uniquely identified as CVE-2026-12193. The exploitability is told to be easy. Attacking locally is a requirement. Technical details and a public exploit are known.

The exploit is shared for download at github.com. It is declared as proof-of-concept.

Upgrading to version 2.7.0 eliminates this vulnerability. The upgrade is hosted for download at revouninstaller.com.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-36672). Further details are available at vandalsuidaho-my.sharepoint.com. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

Video

Youtube: Not available anymore

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

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: RevoUninstaller 2.7.0

Timelineinfo

06/14/2026 Advisory disclosed
06/14/2026 +0 days VulDB entry created
06/15/2026 +1 days VulDB entry last update

Sourcesinfo

Advisory: jordanhiggins.blog
Status: Confirmed

CVE: CVE-2026-12193 (🔒)
GCVE (CVE): GCVE-0-2026-12193
GCVE (VulDB): GCVE-100-370839
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔒

Entryinfo

Created: 06/14/2026 08:59
Updated: 06/15/2026 04:45
Changes: 06/14/2026 08:59 (59), 06/14/2026 09:00 (2), 06/15/2026 04:45 (1)
Complete: 🔍
Submitter: Jordanhiggins
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #829132: VS REVO GROUP RevoUninstaller <2.7.0 >2.5.0 Heap-based Buffer Overflow (by Jordanhiggins)

Duplicate

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

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