Vulnerability · CVE-2026-26291
Stored cross-site scripting vulnerability exists in GROWI v7.4.6 and earlier.
Published Apr 15, 2026 · catalog updated Jun 17, 2026 · Stored cross-site scripting vulnerability
Check if you run it
No confirmed exploitation is on record for CVE-2026-26291. EPSS is 0.24%. Act only if a listed version of Stored cross-site scripting vulnerability is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (Stored cross-site scripting vulnerability).
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium4.8
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.24%
- Remediation
- Version ranges on file
- Affected products
- stated named in the record
Stored cross-site scripting vulnerability exists in GROWI v7.4.6 and earlier. If this vulnerability is exploited, an arbitrary script may be executed in a user's web browser.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- stated named in the record<= 4.6
How to fix CVE-2026-26291
Recommended remediation
Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-26291. EPSS is 0.24%. Act only if a listed version of Stored cross-site scripting vulnerability is installed.
Which versions are affected?
Compare what you have installed with named in the record <= 4.6. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-79: Cross-site Scripting (XSS). EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Apr 15, 2026 · NIST NVD
Detected
Stored cross-site scripting vulnerability exists in GROWI v7.4.6 and earlier. If this vulnerability is exploited, an arbitrary script may be executed in a user's web browser.
Jun 17, 2026 · NIST NVD
Updated
Stored cross-site scripting vulnerability exists in GROWI v7.4.6 and earlier. If this vulnerability is exploited, an arbitrary script may be executed in a user's web browser.
Sources
- CVE.orgVulnerability recordCVE-2026-26291
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-26291
30-day exploitation probability 0.2%
first.org - NIST NVDVulnerability recordCVE-2026-26291
Stored cross-site scripting vulnerability exists in GROWI v7.4.6 and earlier. If this vulnerability is exploited, an arbitrary script may be executed in a user's web browser.
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.