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Public proof of conceptFix available

CVE-2019-14537

A public proof of concept exists; no exploitation attested.

  • Published2019-08-07
  • Fixed in1.7.4
  • WeaknessCWE-843

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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

Timeline

dates in UTC
  1. 2019-08-0717:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2019-14537?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2019-14537?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

OSV · NVD
yourls/yourls
BranchAffectedFixed in
1.7< 1.7.41.7.4
Yourls
BranchAffectedFixed in
1.7≤ 1.7.3no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • CVE-2019-14537 Red Hat Product Security

    yourls: juggling vulnerability in api component leads tp login bypass

Full record on NVD

Fix

  1. Update yourls/yourls to 1.7.4

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedWocanilo/CVE-2019-14537
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2019-08-07
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-vf23-f26f-mjj9

Frequently asked questions

What is CVE-2019-14537?

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

Is CVE-2019-14537 actively exploited?

Active exploitation of CVE-2019-14537 has not been confirmed. Its EPSS score was 6.1% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2019-14537?

CVE-2019-14537 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

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Sources for this record