What is CVE-2019-7731?

CVE-2019-7731 is a critical-severity vulnerability in Mywebsql, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 9.8/10. Published 2019-02-11.

How severe is CVE-2019-7731?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2019-7731 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Mywebsql

CVE-2019-7731

MyWebSQL 3.7 has a remote code execution (RCE) vulnerability after an attacker writes shell code into the database, and executes the Backup Database function with a .php filename for the backup's archive file.

Published 2019-02-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.042 (90.9th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.042 · newest: 0.042 · change: 0.000

Affected products

Mywebsql — versions 3.7

Weakness classification (CWE)

CWE-706 — Use of Incorrectly-Resolved Name or Reference

Public proof-of-concept exploits

References

github.com/eddietcc/CVEnotes/blob/master/MyWebSQL/RCE/readme.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-7731?: CVE-2019-7731 is a critical-severity vulnerability in Mywebsql, classified under Use of Incorrectly-Resolved Name or Reference. CVSS score: 9.8/10. Published 2019-02-11.
How severe is CVE-2019-7731?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2019-7731 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.