[NEW] [high] Red Hat Enterprise Linux (Apicurio Registry): Multiple Vulnerabilities
An attacker can exploit multiple vulnerabilities in Red Hat Enterprise Linux (Apicurio Registry) to perform a denial of service attack, disclose information, and perform a cross-site scripting attack.
CSIRTS triage
- What
- Multiple vulnerabilities in Apicurio Registry enable denial of service, information disclosure, and cross-site scripting attacks.
- Who is affected
- Red Hat Enterprise Linux deployments running Apicurio Registry are affected.
- Urgency
- High; multiple attack vectors including DoS and XSS require prompt remediation.
- Action
- Apply Red Hat's security patches for Apicurio Registry to all affected systems.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3000
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-129750.41% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 34% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-129920.32% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 24% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-129930.43% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 35% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-412400.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-444960.67% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 49% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-499780.33% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 26% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-12975 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-12992 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-12993 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-41240 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-44496 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-49978 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[NEW] [high] Red Hat Ansible Automation Platform (node-tar, linkify-it, protobufjs, brace-expansion, fast-uri,…cert-bund
- unknownNCSC-2026-0325 [1.00] [M/H] Vulnerabilities patched in Atlassian productsncsc-nl
- highexploited[NEW] [high] Atlassian Products (Bamboo, Bitbucket, Confluence, Crucible, Fisheye, and Jira): Multiple vulnera…cert-bund
- high[NEW] [high] Oracle Construction and Engineering: Vulnerability compromises confidentiality and integritycert-bund
- unknownMultiple vulnerabilities in Oracle MySQL (August 19, 2026)cert-fr-avis
- high[NEW] [high] Atlassian Bamboo, Bitbucket, Confluence, Fisheye, Crucible, Jira and Jira Service Management: Mul…cert-bund
- highexploited[UPDATE] [high] Atlassian Bamboo, Bitbucket, Confluence, Fisheye, Crucible, Jira and Jira Service Management: …cert-bund
- high[UPDATE] [high] IBM App Connect Enterprise Certified Container: Multiple vulnerabilitiescert-bund
- unknownMultiple vulnerabilities in Atlassian products (July 27, 2026)cert-fr-avis
- mediumCVE-2026-49978: DOMPurify is a DOM-only cross-site scripting sanitizer for HTML, MathML, and SVG. Prior to 3.4…nvd
- mediumCVE-2026-12993: A flaw was found in Apicurio Registry. The DocumentBuilderAccessor correctly blocks external D…nvd
- highCVE-2026-12992: A flaw was found in Apicurio Registry. The WSDLReaderAccessor creates a wsdl4j WSDLReader with…nvd
Recent advisories for Red Hat Enterprise
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- high[NEW] [high] Red Hat Enterprise Linux (mrtg, kbd, urwid): Multiple vulnerabilitiescert-bund · 2026-08-25
- medium[NEW] [medium] Red Hat Enterprise Linux (pyasn1): Vulnerability enables Denial of Servicecert-bund · 2026-08-25
- high[UPDATE] [high] Fast Datapath for Red Hat Enterprise Linux (ovn): Multiple Vulnerabilitiescert-bund · 2026-08-25
- high[NEW] [high] Red Hat Enterprise Linux (nodejs:24): Multiple vulnerabilitiescert-bund · 2026-08-25
- medium[NEW] [medium] Red Hat Enterprise Linux (yelp, dracut): Multiple vulnerabilitiescert-bund · 2026-08-25
- high[UPDATE] [high] Red Hat Enterprise Linux (JWCrypto and python-markdown): Multiple vulnerabilities allow denial…cert-bund · 2026-08-25
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