CVE-2025-51971: A reflected Cross-Site Scripting (XSS) vulnerability exists in register.php of PuneethReddyHC Online Shopping

Routine

MEDIUM 5.4DOWNGRADE

CVE-2025-51971 is a medium-severity flaw (CVSS 5.4) affecting online shopping system advanced. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A reflected Cross-Site Scripting (XSS) vulnerability exists in register.php of PuneethReddyHC Online Shopping System Advanced 1.0. Unsanitized user input in the f_name parameter is reflected in the server response without proper HTML encoding or output escaping. This allows remote attackers to inject arbitrary JavaScript code.

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	None
User interaction	Required
EPSS exploit chance	0.3% (top 81%)
CISA exploited list	No
Weakness	CWE-89
Published	2025-08-28
Last modified	2026-09-26

Publisher (CNA): MITRE · Vendor: puneethreddyhc

Last updated 2026-09-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-08-28 14:15 UTCPublished CVE record published
2026-09-26 00:10 UTCUpdated Record last modified

puneethreddyhc online shopping system advanced 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-shopping-system-advanced || rpm -q online-shopping-system-advanced || online-shopping-system-advanced --version

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

apt-cache madison online-shopping-system-advanced sudo apt install online-shopping-system-advanced=<VERSION_BEFORE_1.0> sudo apt-mark hold online-shopping-system-advanced

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

dnf --showduplicates list online-shopping-system-advanced sudo dnf downgrade online-shopping-system-advanced-<VERSION_BEFORE_1.0> sudo dnf versionlock add online-shopping-system-advanced

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-2025-51971?

online shopping system advanced: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-51971 being exploited?

CVE-2025-51971 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-2025-51971 affect?

CVE-2025-51971 affects online shopping system advanced. Severity is medium (CVSS 5.4). A reflected Cross-Site Scripting (XSS) vulnerability exists in register.php of PuneethReddyHC Online Shopping System Advanced 1.0. Unsanitized user input in the f_name parameter is reflected in the server response without proper HTML encodi

How urgent is CVE-2025-51971?

Priority 29/100. Public exploit reference

Software pages

PHP vulnerabilities

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References

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