CVE-2018-1000088
Description
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Fixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 4.3.1-1 |
| sid | Fixed | 4.3.1-1 |
| forky | Fixed | 4.3.1-1 |
| bullseye | Fixed | 4.3.1-1 |
| bookworm | Fixed | 4.3.1-1 |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| RubyGems | doorkeeper | !< 2.1.0||<>= 4.2.6 | >= 4.2.6 |
| RubyGems | doorkeeper | >=2.1.0,<4.2.6 | 4.2.6 |
References
- https://blog.justinbull.ca/cve-2018-1000088-stored-xss-in-doorkeeper/
- https://nvd.nist.gov/vuln/detail/CVE-2018-1000088
- https://github.com/doorkeeper-gem/doorkeeper/issues/969
- https://github.com/doorkeeper-gem/doorkeeper/pull/970
- https://github.com/rubysec/ruby-advisory-db/pull/328/files
- https://github.com/doorkeeper-gem/doorkeeper/commit/7b1a8373ecd69768c896000c7971dbf48948c1b5
- https://blog.justinbull.ca/cve-2018-1000088-stored-xss-in-doorkeeper
- https://github.com/doorkeeper-gem/doorkeeper
- https://github.com/doorkeeper-gem/doorkeeper/releases/tag/v4.3.0
- https://github.com/rubysec/ruby-advisory-db/blob/master/gems/doorkeeper/CVE-2018-1000088.yml
- https://security-tracker.debian.org/tracker/CVE-2018-1000088
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.