{"cve":"CVE-2020-10753","nvd":{"published":"2020-06-26T15:15:11.573","modified":"2026-06-17T02:48:22.820","status":"Modified","description":"A flaw was found in the Red Hat Ceph Storage RadosGW (Ceph Object Gateway). The vulnerability is related to the injection of HTTP headers via a CORS ExposeHeader tag. The newline character in the ExposeHeader tag in the CORS configuration file generates a header injection in the response when the CORS request is made. Ceph versions 3.x and 4.x are vulnerable to this issue.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","score":6.5},"cwes":["CWE-74","CWE-113"],"references":["http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00062.html","https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-10753","https://lists.debian.org/debian-lts-announce/2021/08/msg00013.html","https://lists.debian.org/debian-lts-announce/2023/10/msg00034.html","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFU7LXEL2UZE565FJBTY7UGH2O7ZUBVS/"],"products":["canonical:ubuntu_linux","fedoraproject:fedora","linuxfoundation:ceph","opensuse:leap","redhat:ceph_storage","redhat:openstack"],"source":"nvd","synced_at":"2026-10-19T21:06:22.076270124+00:00"},"epss":{"cve":"CVE-2020-10753","score":0.0145,"percentile":0.73369,"date":"2026-11-01"},"kev":null,"osv":[],"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."]}