MyBB 1.8.31 has a SQL injection vulnerability in the Admin CP's Users module allows remote authenticated users to modify the query string v…

published 2022-11-21 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-46691

cvss: 4.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

MyBB 1.8.31 has a SQL injection vulnerability in the Admin CP's Users module allows remote authenticated users to modify the query string via direct user input or stored search filter settings.

Patch / fix

fixed in 1 links 1

mybb mybb 1.8.32

github.com/mybb/mybb/security/advisories/GHSA-ggp5-454p-867v advisory

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 18 mo ago (2025-04-29)

Exploit prediction

0.72% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
NVD	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CNA	3.1	4.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation
CWE-89 Improper Neutralization of Special Elements used in an SQL Command

References

github.com /mybb/mybb/security/advisories/GHSA-ggp5-454p-867v
patch, third-party-advisory
mybb.com
product

Sources

CVE List CVE-2022-43709
NVD CVE-2022-43709

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary