CVE-2018-14541: PHP Scripts Mall Basic B2B Script 2.0.0 has Reflected and Stored XSS via the First name, Last name, Address 1,

Routine

MEDIUM 5.4DOWNGRADE

CVE-2018-14541 is a medium-severity flaw (CVSS 5.4) affecting basic b2b. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP Scripts Mall Basic B2B Script 2.0.0 has Reflected and Stored XSS via the First name, Last name, Address 1, City, State, and Company name fields.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.6% (top 54%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-08-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: readymadeb2bscript

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

Am I affected?

Timeline

2018-08-04 01:29 UTCPublished CVE record published
2026-06-17 01:41 UTCUpdated Record last modified

readymadeb2bscript basic b2b DOWNGRADE

Affected: 2.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.0

1. Check installed version

apt-cache policy basic-b2b || rpm -q basic-b2b || basic-b2b --version

2. No fixed release: DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison basic-b2b sudo apt install basic-b2b=<VERSION_BEFORE_2.0.0> sudo apt-mark hold basic-b2b

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

dnf --showduplicates list basic-b2b sudo dnf downgrade basic-b2b-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add basic-b2b

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-2018-14541?

basic b2b: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-14541 being exploited?

CVE-2018-14541 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-2018-14541 affect?

CVE-2018-14541 affects basic b2b. Severity is medium (CVSS 5.4). PHP Scripts Mall Basic B2B Script 2.0.0 has Reflected and Stored XSS via the First name, Last name, Address 1, City, State, and Company name fields.

How urgent is CVE-2018-14541?

Priority 35/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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