Security incident · CVE-2023-54341
Webgrind 1.1 and before contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts via the file parameter in index.ph
Published Jan 13, 2026 · catalog updated Mar 5, 2026 · Webgrind
Last checked Nov 5, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2023-54341. EPSS is 0.36%. Act only if a listed version of Webgrind is installed.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2023-54339 · Critical
- Severity
- Medium5.1
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.36%
- Remediation
- Vendor / distro source
- Affected products
- vendor jokkedk Webgrind 1.1
Webgrind 1.1 and before contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts via the file parameter in index.php. The application does not sufficiently encode user-controlled inputs, allowing attackers to execute arbitrary JavaScript in victim's browsers by crafting malicious URLs.
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.
- vendor jokkedk Webgrind 1.11.1
How to fix CVE-2023-54341
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 1.1
Advisory
Open the cve_org record and follow its fix.
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-2023-54341. EPSS is 0.36%. Act only if a listed version of Webgrind is installed.
Which versions are affected?
Compare what you have installed with jokkedk Webgrind 1.1 1.1. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 0.36%. 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.
Timeline
Detection, updates, and resolution for this record.
Jan 13, 2026 · EUVD
Detected
Webgrind 1.1 and before contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts via the file parameter in index.php. The application does not sufficiently encode user-controlled inputs, allowing attackers to execute arbitrary JavaScript in victim's browsers by crafting malicious URLs.
Mar 5, 2026 · EUVD
Updated
Webgrind 1.1 and before contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts via the file parameter in index.php. The application does not sufficiently encode user-controlled inputs, allowing attackers to execute arbitrary JavaScript in victim's browsers by crafting malicious URLs.
Sources
- CVE.orgVulnerability recordCVE-2023-54341
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2023-54341
30-day exploitation probability 0.36%
first.org - EUVDVulnerability recordEUVD-2026-2592
Webgrind 1.1 and before contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts via the file parameter in index.php. The application does not sufficiently encode user-controlled inputs, allowing attackers to execut
euvd.enisa.europa.eu
References
Freshness
Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 5, 2026
- CVE.orgOct 30, 2026
- EUVDOct 30, 2026