CVE-2022-30003: Sourcecodester Online Market Place Site 1.0 is vulnerable to Cross Site Scripting (XSS), allowing attackers to

Routine

MEDIUM 5.4DOWNGRADE

CVE-2022-30003 is a medium-severity flaw (CVSS 5.4) affecting online market place site. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Sourcecodester Online Market Place Site 1.0 is vulnerable to Cross Site Scripting (XSS), allowing attackers to register as a Seller then create new products containing XSS payloads in the 'Product Title' and 'Short Description' 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 50%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-09-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: online market place site project

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

Am I affected?

Timeline

2022-09-26 19:15 UTCPublished CVE record published
2026-06-17 04:42 UTCUpdated Record last modified

online market place site project online market place site DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy online-market-place-site || rpm -q online-market-place-site || online-market-place-site --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison online-market-place-site sudo apt install online-market-place-site=<VERSION_BEFORE_1.0> sudo apt-mark hold online-market-place-site

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

dnf --showduplicates list online-market-place-site sudo dnf downgrade online-market-place-site-<VERSION_BEFORE_1.0> sudo dnf versionlock add online-market-place-site

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-2022-30003?

online market place site: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-30003 being exploited?

CVE-2022-30003 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-2022-30003 affect?

CVE-2022-30003 affects online market place site. Severity is medium (CVSS 5.4). Sourcecodester Online Market Place Site 1.0 is vulnerable to Cross Site Scripting (XSS), allowing attackers to register as a Seller then create new products containing XSS payloads in the 'Product Title' and 'Short Description' fields.

How urgent is CVE-2022-30003?

Priority 36/100. Public exploit reference

Related CVEs

CVE-2022-30004 CRITICAL 9.8 DOWNGRADE Sourcecodester Online Market Place Site v1.0 suffers from an unauthenticated blind SQL Injection Vulnerability
CVE-2022-29628 MEDIUM 5.4 DOWNGRADE A cross-site scripting (XSS) vulnerability in /omps/seller of Online Market Place Site v1.0 allows attackers t
CVE-2022-29627 MEDIUM 4.3 DOWNGRADE An insecure direct object reference (IDOR) in Online Market Place Site v1.0 allows attackers to modify product

References

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