CVE-2026-26291: Cross-site scripting (XSS) in GROWI, Inc. GROWI
A stored cross-site scripting (XSS) vulnerability exists in GROWI version 7. 4. 6 and earlier. Exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of a user's browser. The vulnerability has a medium severity rating with a CVSS score of 5. 4. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
CVE-2026-26291 is a stored cross-site scripting vulnerability affecting GROWI, Inc.'s GROWI product versions 7.4.6 and earlier. This vulnerability allows an attacker to inject malicious scripts that execute within the browsers of users who view the affected content. The CVSS 3.0 base score is 5.4, indicating medium severity, with network attack vector, low attack complexity, requiring low privileges and user interaction, and impacts on confidentiality and integrity. No official remediation or patch information is currently available, and the product is not a cloud service, so remediation depends on vendor updates or user-applied fixes.
Potential Impact
Successful exploitation could lead to execution of arbitrary scripts in a user's browser, potentially compromising user confidentiality and integrity of data within the affected application context. There is no indication of impact to availability. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when interacting with untrusted content in GROWI instances running version 7.4.6 or earlier. Monitor vendor channels for updates and apply patches promptly once available.
CVE-2026-26291: Cross-site scripting (XSS) in GROWI, Inc. GROWI
Description
A stored cross-site scripting (XSS) vulnerability exists in GROWI version 7. 4. 6 and earlier. Exploitation of this vulnerability could allow an attacker to execute arbitrary scripts in the context of a user's browser. The vulnerability has a medium severity rating with a CVSS score of 5. 4. No official patch or remediation guidance is currently provided by the vendor. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-26291 is a stored cross-site scripting vulnerability affecting GROWI, Inc.'s GROWI product versions 7.4.6 and earlier. This vulnerability allows an attacker to inject malicious scripts that execute within the browsers of users who view the affected content. The CVSS 3.0 base score is 5.4, indicating medium severity, with network attack vector, low attack complexity, requiring low privileges and user interaction, and impacts on confidentiality and integrity. No official remediation or patch information is currently available, and the product is not a cloud service, so remediation depends on vendor updates or user-applied fixes.
Potential Impact
Successful exploitation could lead to execution of arbitrary scripts in a user's browser, potentially compromising user confidentiality and integrity of data within the affected application context. There is no indication of impact to availability. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should exercise caution when interacting with untrusted content in GROWI instances running version 7.4.6 or earlier. Monitor vendor channels for updates and apply patches promptly once available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-04-10T06:02:38.943Z
- Cvss Version
- 3.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69df1bce82d89c981f4dca69
Added to database: 4/15/2026, 5:02:06 AM
Last enriched: 4/15/2026, 5:16:58 AM
Last updated: 4/15/2026, 6:02:58 AM
Views: 4
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