CVE catalog
CVE-2026-50630
A CRLF injection vulnerability exists in the OAuth2 AuthorizationUtils class. When constructing the WWW-Authenticate response header, the 'realm' parameter is concatenated without sanitizing Carriage
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.38% · Oct 25, 2026
A flaw was found in apache-cxf. This vulnerability, known as a Carriage Return Line Feed (CRLF) injection, allows an attacker to manipulate HTTP response headers. By injecting special characters into the 'realm' parameter of the WWW-Authenticate header, an attacker can add arbitrary HTTP headers or split the HTTP response. This could lead to various security issues, such as information disclosure or redirection to malicious sites. org.apache.cxf/cxf-rt-rs-security-oauth2: apache-cxf: HTTP header injection and response splitting via CRLF injection The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | cxf | Not reported | 4.1.7 | fixed |
| Cpe | cxf | Not reported | 4.2.2 | fixed |
| Maven | org.apache.cxf:cxf-rt-rs-security-oauth2 | Not reported | 4.1.7 | fixed |
| Cpe | cxf | Not reported | 4.2.2 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | cxf | cpe | Not reported | 4.1.7 | Not reported | Not reported | Not reported |
| Cpe | cxf | cpe | Not reported | 4.2.2 | Not reported | Not reported | Not reported |
| Maven | org.apache.cxf:cxf-rt-rs-security-oauth2 | maven | Not reported | 4.1.7 | Not reported | GHSA-XF62-WR5P-5P95 | Not reported |
| Cpe | cxf | cpe | Not reported | 4.2.2 | Not reported | NVD-CVE-2026-50630 | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [http://www.openwall.com/lists/oss-security/2026/06/11/7]
- [https://github.com/advisories/GHSA-xf62-wr5p-5p95]
- [https://lists.apache.org/thread/bt7vnjzzkpd6vdhkxv103poor1jy5trm]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-50630]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-50630.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1895.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [GitHub Advisory Database] · [National Vulnerability Database (NVD)] · [Red Hat security advisories and VEX]