CVE-2021-29388: A stored cross-site scripting (XSS) vulnerability in SourceCodester Budget Management System 1.0 allows users

Routine

MEDIUM 5.4DOWNGRADE

CVE-2021-29388 is a medium-severity flaw (CVSS 5.4) affecting budget management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability in SourceCodester Budget Management System 1.0 allows users to inject and store arbitrary JavaScript code in index.php via vulnerable field 'Budget Title'.

Why this priority

No elevated risk signals yet

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	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-79
Published	2021-04-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: budget management system project

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

Am I affected?

Timeline

2021-04-28 14:15 UTCPublished CVE record published
2026-06-17 03:47 UTCUpdated Record last modified

budget management system project budget management system 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 budget-management-system || rpm -q budget-management-system || budget-management-system --version

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

apt-cache madison budget-management-system sudo apt install budget-management-system=<VERSION_BEFORE_1.0> sudo apt-mark hold budget-management-system

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

dnf --showduplicates list budget-management-system sudo dnf downgrade budget-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add budget-management-system

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-2021-29388?

budget management system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2021-29388 being exploited?

CVE-2021-29388 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-2021-29388 affect?

CVE-2021-29388 affects budget management system. Severity is medium (CVSS 5.4). A stored cross-site scripting (XSS) vulnerability in SourceCodester Budget Management System 1.0 allows users to inject and store arbitrary JavaScript code in index.php via vulnerable field 'Budget Title'.

How urgent is CVE-2021-29388?

Priority 29/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

← Back to latest CVEs