Vulnerability · CVE-2026-38948
Cross-Site Scripting (XSS) vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality.
Published Apr 28, 2026 · catalog updated Jun 17, 2026 · Cross-Site Scripting (XSS) vulnerability
Check if you run it
No confirmed exploitation is on record for CVE-2026-38948. EPSS is 0.29%. Act only if a listed version of Cross-Site Scripting (XSS) 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 (Cross-Site Scripting (XSS) vulnerability).
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium5.4
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.29%
- Remediation
- Not established
- Affected products
- See sources for product scope
Cross-Site Scripting (XSS) vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality. The application fails to properly sanitize uploaded SVG files, allowing a low-privileged authenticated user to upload a crafted SVG file containing malicious code.
No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.
How to fix CVE-2026-38948
Recommended remediation
No required-action text, fix commit, or clear fixed-version range is stored yet.
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-2026-38948. EPSS is 0.29%. Act only if a listed version of Cross-Site Scripting (XSS) vulnerability is installed.
Which versions are affected?
Affected version ranges are not on this record. 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 0.29%. 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.
Apr 28, 2026 · NIST NVD
Detected
Cross-Site Scripting (XSS) vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality. The application fails to properly sanitize uploaded SVG files, allowing a low-privileged authenticated user to upload a crafted SVG file containing malicious code.
Jun 17, 2026 · NIST NVD
Updated
Cross-Site Scripting (XSS) vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality. The application fails to properly sanitize uploaded SVG files, allowing a low-privileged authenticated user to upload a crafted SVG file containing malicious code.
Sources
- CVE.orgVulnerability recordCVE-2026-38948
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-38948
30-day exploitation probability 0.3%
first.org - NIST NVDVulnerability recordCVE-2026-38948
Cross-Site Scripting (XSS) vulnerability exists in FUEL CMS v1.5.2 and before within the asset upload functionality. The application fails to properly sanitize uploaded SVG files, allowing a low-privileged authenticated user to upload a crafted SVG file containing malicious code.
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.