Vulnerability in ruby-doorkeeper
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as DEBIAN-CVE-2018-1000088 has been found in ruby-doorkeeper.
Risk of unauthorized operations or information disclosure.
What to do: upgrade ruby-doorkeeper to 4.2.6 or later.
If unsure, ask your IT team or search "ruby-doorkeeper DEBIAN-CVE-2018-1000088" on the vendor's site.
DEBIAN-CVE-2018-1000088 (ruby-doorkeeper)
Attack vector: remote (network-reachable) / unauthenticated
Patched: 4.2.6 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (unclassified) exists in ruby-doorkeeper.
Check the vendor advisory for the affected versions of ruby-doorkeeper.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to 4.2.6.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'ruby-doorkeeper' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1
Identify exposureidentify
grep -r 'ruby-doorkeeper' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で
ruby-doorkeeperを grep し、稼働しているサービス・バージョンを把握する。 -
2
Apply patchpatch
Upgrade ruby-doorkeeper to 4.2.6ステージング環境で 4.2.6 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。
-
3
Post-deployment verificationverify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
Affected packages
| Ecosystem | Package | Affected | Fixed |
|---|---|---|---|
| Debian:12 | ruby-doorkeeper |
< 4.3.1-1 |
4.3.1-1 |
| Debian:13 | ruby-doorkeeper |
< 4.3.1-1 |
4.3.1-1 |
| Debian:14 | ruby-doorkeeper |
< 4.3.1-1 |
4.3.1-1 |
Original description The description as published by the source.
Doorkeeper version 2.1.0 through 4.2.5 contains a Cross Site Scripting (XSS) vulnerability in web view's OAuth app form, user authorization prompt web view that can result in Stored XSS on the OAuth Client's name will cause users interacting with it will execute payload. This attack appear to be exploitable via The victim must be tricked to click an opaque link to the web view that runs the XSS payload. A malicious version virtually indistinguishable from a normal link.. This vulnerability appears to have been fixed in 4.2.6, 4.3.0.
Source: OSV.dev (Open Source Vulnerabilities) OSV
References
- advisory security-tracker.debian.org