Cross-site request forgery in Eclipse Vert.x
Priority MEDIUM 42CWE-352Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Tampering
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-352.
Summary
In version from 3.0.0 to 3.5.2 of Eclipse Vert.x, the CSRFHandler do not assert that the XSRF Cookie matches the returned XSRF header/form parameter. This allows replay attacks with previously issued tokens which are not expired yet.
Why it matters now
EPSS 0.01994 80th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
Fix Fixed io.vertx:vertx-web (Maven): 3.5.3Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Eclipse Foundation | Eclipse Vert.x | 3.0 and later; up to 3.5.2 | — | No fix listed | CNA |
| — | io.vertx:vertx-web (Maven) | 3.0.0 to before 3.5.3 | 3.5.3 | Patch available | GHSA-rvgg-f8qm-6h7j |
- Eclipse Vert.x VendorEclipse Foundation Affected 3.0 and later; up to 3.5.2 Fixed in — No fix listed CNA
- io.vertx:vertx-web (Maven) Vendor— Affected 3.0.0 to before 3.5.3 Fixed in 3.5.3 Patch available GHSA-rvgg-f8qm-6h7j
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:* | 3.0.0 – 3.5.2 | Vulnerable | Eclipse Foundation |
- cpe:2.3:a:eclipse:vert.x:*:*:*:*:*:*:*:* Versions 3.0.0 – 3.5.2 Vulnerable ·Eclipse Foundation
Remediation
- Fix · GHSA-rvgg-f8qm-6h7j io.vertx:vertx-web (Maven) Fixed in 3.5.3 Advisory →
Red Hat 1 advisory
- RHSA-2018:2371 Released 2018-08-09 · Red Hat rating ModerateRed Hat OpenShift Application Runtimes security and bug fix update
- Text-Only RHOAR
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Text-Only RHOAR | Fixed | RHSA-2018:2371 |
Timeline
- 2026-10-02 Threatist record created from CVE-2018-12540
- 2026-10-03 Alias added: GHSA-rvgg-f8qm-6h7j
References
Advisory 2
Other 11
- [pulsar-commits] 20200828 [GitHub] [pulsar] klwilson227 opened a new issue #7931: CVE-2018-12540 pulsar use of io.vertx-web.jar vertx 3.4.1
- [pulsar-commits] 20200830 [GitHub] [pulsar] wolfstudy commented on issue #7931: CVE-2018-12540 pulsar use of io.vertx-web.jar vertx 3.4.1
- [pulsar-commits] 20200830 [GitHub] [pulsar] codelipenghui commented on issue #7931: CVE-2018-12540 pulsar use of io.vertx-web.jar vertx 3.4.1
- [pulsar-commits] 20200908 [GitHub] [pulsar] wolfstudy closed issue #7931: CVE-2018-12540 pulsar use of io.vertx-web.jar vertx 3.4.1
- https://github.com/vert-x3/vertx-web/issues/970
- https://github.com/vert-x3/vertx-web/commit/f42b193b15a29b772fc576b2d0f2497e7474a7e
- https://github.com/vert-x3/vertx-web
- https://lists.apache.org/thread.html/r10aef585c521f8ef603f5831f9d97a27d920624025131da950e0c62f@%3Ccommits.pulsar.apache.org%3E
- https://lists.apache.org/thread.html/r3fffda8e947edaa359152c8dc4c4ea9c96fd8ced1999bbce92bc6b25@%3Ccommits.pulsar.apache.org%3E
- https://lists.apache.org/thread.html/r59482ebed302aa49ac7e0c51737499746b0d086fcdeb8f90e705951f@%3Ccommits.pulsar.apache.org%3E
- https://lists.apache.org/thread.html/rc5b4ae8a7caae6d3d5b3266cb050823b96dd62b30718b90b778d3d8b@%3Ccommits.pulsar.apache.org%3E
More Eclipse Foundation Vert.x vulnerabilities
- TI-2026-06017 Improper certificate validation in Eclipse Vert.x CVSS 4.0MEDIUM 6.9
- TI-2025-10971 In Eclipse Vert.x versions [4.0.0, 4.5.21] and [5.0.0, 5.0.4], a StaticHandler… CVSS 4.0MEDIUM 6.3
- TI-2019-13165 Path traversal in Eclipse Vert.x CVSS 3.1CRITICAL 9.8
- TI-2018-09003 XML external entity injection in Eclipse Vert.x CVSS 3.0CRITICAL 9.8
- TI-2018-09001 Path traversal in Eclipse Vert.x CVSS 3.0CRITICAL 9.8
- TI-2025-10972 Cross-site scripting in Eclipse Foundation Vert.x CVSS 4.0LOW 2.3
Sources
- CVE-2018-12540 · CVE Program
- CVE-2018-12540 · NVD
- FIRST EPSS
- GHSA-rvgg-f8qm-6h7j · GitHub Advisory Database · CC BY 4.0
- CVE-2018-12540 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences