Invicti Security Acunetix 25.11.251107123 Web Vulnerability Scanning Engine wvsc.exe privileges management

Summaryinfo

A vulnerability, which was classified as very critical, has been found in Invicti Security Acunetix 25.11.251107123. Affected by this issue is some unknown functionality of the file wvsc.exe of the component Web Vulnerability Scanning Engine. The manipulation leads to privileges management. This vulnerability is documented as CVE-2026-6958. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability was found in Invicti Security Acunetix 25.11.251107123. It has been rated as very critical. This issue affects an unknown functionality of the file wvsc.exe of the component Web Vulnerability Scanning Engine. The manipulation with an unknown input leads to a privileges management vulnerability. Using CWE to declare the problem leads to CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Acunetix 25.11.251107123 for Windows contains a local privilege escalation vulnerability in the Web Vulnerability Scanning Engine (wvsc.exe) that allows low-privileged local attackers to execute arbitrary code as SYSTEM by exploiting a missing hardcoded directory path for OpenSSL-related files. Attackers can create the missing directory, place a malicious file at the expected path, and cause the SYSTEM-level wvsc.exe process to load and execute it, resulting in full privilege escalation.

The advisory is shared at seclists.org. The identification of this vulnerability is CVE-2026-6958 since 04/24/2026. The exploitation is known to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/04/2026). MITRE ATT&CK project uses the attack technique T1068 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• Invicti Security

Name

• Acunetix

Version

• 25.11.251107123

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion