{"cve":"CVE-2020-10688","nvd":{"published":"2021-05-27T19:15:07.643","modified":"2026-06-17T02:48:15.583","status":"Modified","description":"A cross-site scripting (XSS) flaw was found in RESTEasy in versions before 3.11.1.Final and before 4.5.3.Final, where it did not properly handle URL encoding when the RESTEASY003870 exception occurs. An attacker could use this flaw to launch a reflected XSS attack.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","score":6.1},"cwes":["CWE-79"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1814974","https://github.com/quarkusio/quarkus/issues/7248","https://issues.redhat.com/browse/RESTEASY-2519","https://security.netapp.com/advisory/ntap-20210706-0008/","https://bugzilla.redhat.com/show_bug.cgi?id=1814974"],"products":["redhat:fuse","redhat:jboss_enterprise_application_platform","redhat:openshift_application_runtimes","redhat:resteasy"],"source":"nvd","synced_at":"2026-10-19T21:18:09.669877188+00:00"},"epss":{"cve":"CVE-2020-10688","score":0.01388,"percentile":0.72268,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-29qj-rvv6-qrmv","url":"https://osv.dev/vulnerability/GHSA-29qj-rvv6-qrmv","summary":"Cross-site scripting in RESTEasy","modified":"2024-02-17T05:28:57.426480Z","packages":[{"ecosystem":"Maven","name":"org.jboss.resteasy:resteasy-bom","purl":"pkg:maven/org.jboss.resteasy/resteasy-bom","ranges":["<3.11.1.Final"],"fixed":["3.11.1.Final"]},{"ecosystem":"Maven","name":"org.jboss.resteasy:resteasy-bom","purl":"pkg:maven/org.jboss.resteasy/resteasy-bom","ranges":[">=4.0.0 <4.5.3.Final"],"fixed":["4.5.3.Final"]},{"ecosystem":"Maven","name":"org.jboss.resteasy:resteasy-core","purl":"pkg:maven/org.jboss.resteasy/resteasy-core","ranges":["<3.11.1.Final"],"fixed":["3.11.1.Final"]},{"ecosystem":"Maven","name":"org.jboss.resteasy:resteasy-core","purl":"pkg:maven/org.jboss.resteasy/resteasy-core","ranges":[">=4.0.0 <4.5.3.Final"],"fixed":["4.5.3.Final"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}