CVE-2018-18372: A Stored XSS vulnerability has been discovered in KAASoft Library CMS - Powerful Book Management System 2.1.1

Routine

MEDIUM 6.1DOWNGRADE

CVE-2018-18372 is a medium-severity flaw (CVSS 6.1) affecting library cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Stored XSS vulnerability has been discovered in KAASoft Library CMS - Powerful Book Management System 2.1.1 via the /admin/book/create/ title parameter.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 38%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-10-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: kaasoft

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

Am I affected?

Timeline

2018-10-17 14:29 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

kaasoft library cms DOWNGRADE

Affected: 2.1.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.1.1

1. Check installed version

apt-cache policy library-cms || rpm -q library-cms || library-cms --version

2. No fixed release: DOWNGRADE to a release before 2.1.1 (Debian / Ubuntu)

apt-cache madison library-cms sudo apt install library-cms=<VERSION_BEFORE_2.1.1> sudo apt-mark hold library-cms

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

dnf --showduplicates list library-cms sudo dnf downgrade library-cms-<VERSION_BEFORE_2.1.1> sudo dnf versionlock add library-cms

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.

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-2018-18372?

library cms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-18372 being exploited?

CVE-2018-18372 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-2018-18372 affect?

CVE-2018-18372 affects library cms. Severity is medium (CVSS 6.1). A Stored XSS vulnerability has been discovered in KAASoft Library CMS - Powerful Book Management System 2.1.1 via the /admin/book/create/ title parameter.

How urgent is CVE-2018-18372?

Priority 37/100. No elevated risk signals yet.

Related CVEs

CVE-2018-25204 HIGH 8.2 DOWNGRADE Library CMS 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to bypass authen

References

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