SB20260825110 - Multiple vulnerabilities in Sakura Editor
Published: August 25, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Out-of-bounds write (CVE-ID: N/A)
CWE-ID: CWE-787 - Out-of-bounds write
CVSSv4: 7.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary code.
The vulnerability exists due to out-of-bounds write in CImpExpKeyHelp::Import() when importing a crafted keyword help dictionary file. A remote attacker can trick the victim into opening a crafted file to execute arbitrary code.
User interaction is required to import the crafted dictionary file through the keyword help import feature.
2) Out-of-bounds read (CVE-ID: N/A)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to out-of-bounds read in CESI.cpp when opening a crafted HTML or XML file for automatic character encoding detection. A remote attacker can trick the victim into opening a crafted file to cause a denial of service.
The issue is a 1-byte read past the end of the buffer during meta tag parsing.
3) Out-of-bounds read (CVE-ID: N/A)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to out-of-bounds read in GetLengthByMode in CClipboard.cpp when processing crafted clipboard data through a WSH macro. A remote attacker can trick the victim into running a crafted WSH macro to cause a denial of service.
Exploitation requires a WSH JScript macro that invokes Editor.GetClipboardByFormat(fmt, mode, 4).
Remediation
Install update from vendor's website.