CVE-2019-14537 — YOURLS through 1

YOURLS through 1.7.3 is affected by a type juggling vulnerability in the api component that can result in login bypass.

01What is this vulnerability?

YOURLS through 1.7.3 is affected by a type juggling vulnerability in the api component that can result in login bypass.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-08-07T16:43:52.000Z
• Last modified: 2024-08-05T00:19:41.266Z

09References

• github.com — https://github.com/YOURLS/YOURLS/releases
• github.com — https://github.com/YOURLS/YOURLS/commits/master
• github.com — https://github.com/YOURLS/YOURLS/pull/2542
• github.com — https://github.com/Wocanilo/CVE-2019-14537
• security-garage.com — https://security-garage.com/index.php/cves/cve-2019-14537-api-authentication-byp…