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Vulnerabilities

Vulnerability · CVE-2026-108802

A weakness has been identified in y_project RuoYi up to 4.8.3.

Published Oct 12, 2026 · catalog updated Oct 14, 2026 · A weakness has been

Check if you run it

No confirmed exploitation is on record for CVE-2026-108802. EPSS is 0.20%. Act only if a listed version of A weakness has been is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A weakness has been).
  • 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
Low2.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.20%
Remediation
Advisory link
Affected products
See sources for product scope

A weakness has been identified in y_project RuoYi up to 4.8.3. This affects the function renderDrawer of the file /system/dict/data/add of the component Dictionary Data Drawer Preview. Executing a manipulation of the argument cssClass can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

No affected version ranges are stored yet. Use the vendor advisory before you decide this record does not apply.

How to fix CVE-2026-108802

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-2026-108802. EPSS is 0.20%. Act only if a listed version of A weakness has been 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); CWE-94: Code Injection. EPSS 0.20%. 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.

  1. Oct 12, 2026 · NIST NVD

    Detected

    A weakness has been identified in y_project RuoYi up to 4.8.3. This affects the function renderDrawer of the file /system/dict/data/add of the component Dictionary Data Drawer Preview. Executing a manipulation of the argument cssClass can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendo

  2. Oct 14, 2026 · NIST NVD

    Updated

    A weakness has been identified in y_project RuoYi up to 4.8.3. This affects the function renderDrawer of the file /system/dict/data/add of the component Dictionary Data Drawer Preview. Executing a manipulation of the argument cssClass can lead to cross site scripting. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The vendo

Sources

  • CVE.orgVulnerability recordCVE-2026-108802

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-108802

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-108802

    A weakness has been identified in y_project RuoYi up to 4.8.3. This affects the function renderDrawer of the file /system/dict/data/add of the component Dictionary Data Drawer Preview. Executing a manipulation of the argument cssClass can lead to cross site scripting. The attack

    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.