Vulnerability · Published Aug 26, 2021 · Assigned by @huntrdev
CVE-2021-3734Improper Restriction of Rendered UI Layers or Frames in yourls/yourls
Medium 6.5
In plain English
A medium-severity security flaw in yourls/yourls from yourls. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 35% of all known vulnerabilities).
Severity (CVSS 3.0)6.5Medium
Exploit odds (30 days)0.4%top 65.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
yourls is vulnerable to Improper Restriction of Rendered UI Layers or Frames
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | yourls/yourls | no fix listed | GHSA-r6g8-jmj9-g945 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| yourls | yourls/yourls | unspecified – through 1.8.1 |
Weakness: CWE-1021 · Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
References
- https://huntr.dev/bounties/dd2e2dbe-efe5-49ec-be11-7a7e7c41debd x_refsource_CONFIRM
- https://github.com/yourls/yourls/commit/0a70acdcfb5fcbc63dbc5750018d608288eba3fe x_refsource_MISC