CVE-2018-18922

CRITICALNVD 9.8

9.8

add_user in AbiSoft Ticketly 1.0 allows remote attackers to create administrator accounts via an action/add_user.php POST request.

CVSS v3: 9.8
EG Score: —
EPSS: 85.7%
KEV: Not listed

Published

December 13, 2018

Last Modified

November 21, 2024

References (8)

cve@mitrehttps://0day.today/exploit/31658
cve@mitrehttps://hackpuntes.com/cve-2018-18922-ticketly-1-0-escalacion-de-privilegios-crear-cuenta-administrador/
cve@mitrehttps://medium.com/%40javierolmedo/cve-2018-18922-ticketly-1-0-privilege-escalation-add-admin-4d1b3696f367
cve@mitrehttps://www.exploit-db.com/exploits/45892
af854a3a-2127-422b-91ae-364da2661108https://0day.today/exploit/31658
af854a3a-2127-422b-91ae-364da2661108https://hackpuntes.com/cve-2018-18922-ticketly-1-0-escalacion-de-privilegios-crear-cuenta-administrador/
af854a3a-2127-422b-91ae-364da2661108https://medium.com/%40javierolmedo/cve-2018-18922-ticketly-1-0-privilege-escalation-add-admin-4d1b3696f367
af854a3a-2127-422b-91ae-364da2661108https://www.exploit-db.com/exploits/45892

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-425

Data Freshness Timeline

(refreshed 6× in last 7d / 6× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-18922?

CVE-2018-18922 is a critical vulnerability published on December 13, 2018. adduser in AbiSoft Ticketly 1.0 allows remote attackers to create administrator accounts via an action/adduser.php POST request.

When was CVE-2018-18922 disclosed?

CVE-2018-18922 was first published in the National Vulnerability Database on December 13, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-18922 actively exploited?

CVE-2018-18922 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 85.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-18922?

CVE-2018-18922 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2018-18922?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-18922, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2018-18922

📅 Published

🔄 Last Modified

🔗 References (8)