CVE-2018-6870: Reflected XSS exists in PHP Scripts Mall Website Seller Script 2.0.3 via the Listings Search feature.

Routine

MEDIUM 6.1DOWNGRADE

CVE-2018-6870 is a medium-severity flaw (CVSS 6.1) affecting website seller script. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Reflected XSS exists in PHP Scripts Mall Website Seller Script 2.0.3 via the Listings Search feature.

Why this priority

Public exploit reference

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	0.7% (top 49%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-04-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: website seller script project

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

Am I affected?

Timeline

2018-04-12 22:29 UTCPublished CVE record published
2026-06-17 02:02 UTCUpdated Record last modified

website seller script project website seller script DOWNGRADE

Affected: 2.0.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0.3

1. Check installed version

apt-cache policy website-seller-script || rpm -q website-seller-script || website-seller-script --version

2. No fixed release: DOWNGRADE to a release before 2.0.3 (Debian / Ubuntu)

apt-cache madison website-seller-script sudo apt install website-seller-script=<VERSION_BEFORE_2.0.3> sudo apt-mark hold website-seller-script

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

dnf --showduplicates list website-seller-script sudo dnf downgrade website-seller-script-<VERSION_BEFORE_2.0.3> sudo dnf versionlock add website-seller-script

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-2018-6870?

website seller script: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-6870 being exploited?

CVE-2018-6870 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-2018-6870 affect?

CVE-2018-6870 affects website seller script. Severity is medium (CVSS 6.1). Reflected XSS exists in PHP Scripts Mall Website Seller Script 2.0.3 via the Listings Search feature.

How urgent is CVE-2018-6870?

Priority 39/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2018-6879 HIGH 8.8 DOWNGRADE PHP Scripts Mall Website Seller Script 2.0.3 uses the client side to enforce validation of an e-mail address,
CVE-2018-20631 MEDIUM 5.3 DOWNGRADE PHP Scripts Mall Website Seller Script 2.0.5 allows full Path Disclosure via a request for an arbitrary image
CVE-2018-20530 MEDIUM 5.4 DOWNGRADE PHP Scripts Mall Website Seller Script 2.0.5 has XSS via a Profile field such as Company Address, a related is
CVE-2018-16456 MEDIUM 6.1 DOWNGRADE PHP Scripts Mall Website Seller Script 2.0.5 has XSS via a keyword
CVE-2018-15897 MEDIUM 6.5 DOWNGRADE PHP Scripts Mall Website Seller Script 2.0.5 allows remote attackers to cause a denial of service via crafted

References

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