CVE-2018-19991

9.8 criticalEPSS 2.3%

Critical (9.8) in verynginx project verynginx. EPSS 2.3% chance of exploitation in the next 30 days.

VeryNginx 0.3.3 allows remote attackers to bypass the Web Application Firewall feature because there is no error handler (for get_uri_args or get_post_args) to block the API misuse described in CVE-2018-9230.

Severity

CVSS 3.0

9.8 critical

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 2.3% chance of exploitation in the next 30 days; higher than 83% of CVEs (scores of 2026-10-31)
CWE: CWE-755
Published: 2018-12-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

verynginx_project:verynginx

References

https://github.com/alexazhou/VeryNginx/issues/218
https://github.com/alexazhou/VeryNginx/issues/218

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