CVE-2018-18755: K-iwi Framework 1775 has SQL Injection via the admin/user/group/update user_group_id parameter or the admin/us

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2018-18755 is a critical-severity flaw (CVSS 9.8) affecting k-iwi. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

K-iwi Framework 1775 has SQL Injection via the admin/user/group/update user_group_id parameter or the admin/user/user/update user_id parameter.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Weakness	CWE-89
Published	2018-11-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: k-iwi

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-11-16 18:29 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

k-iwi k-iwi DOWNGRADE

Affected: 1775

Fixed in: no fixed release known

Safe to downgrade to: a release before 1775

1. Check installed version

apt-cache policy k-iwi || rpm -q k-iwi || k-iwi --version

2. No fixed release: DOWNGRADE to a release before 1775 (Debian / Ubuntu)

apt-cache madison k-iwi sudo apt install k-iwi=<VERSION_BEFORE_1775> sudo apt-mark hold k-iwi

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list k-iwi sudo dnf downgrade k-iwi-<VERSION_BEFORE_1775> sudo dnf versionlock add k-iwi

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: K-iwi Framework 1775 - SQL Injection

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2018-18755?

k-iwi: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-18755 being exploited?

CVE-2018-18755 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2018-18755 affect?

CVE-2018-18755 affects k-iwi. Severity is critical (CVSS 9.8). K-iwi Framework 1775 has SQL Injection via the admin/user/group/update user_group_id parameter or the admin/user/user/update user_id parameter.

How urgent is CVE-2018-18755?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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