CVE-2023-49539: Book Store Management System v1.0 was discovered to contain a cross-site scripting (XSS) vulnerability in /bsm

Routine

MEDIUM 6.1DOWNGRADE

CVE-2023-49539 is a medium-severity flaw (CVSS 6.1) affecting book store management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Book Store Management System v1.0 was discovered to contain a cross-site scripting (XSS) vulnerability in /bsms_ci/index.php/category. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the category parameter.

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	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-03-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: oretnom23

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

Am I affected?

Timeline

2024-03-01 22:15 UTCPublished CVE record published
2026-06-17 06:36 UTCUpdated Record last modified

oretnom23 book store 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 book-store-management-system || rpm -q book-store-management-system || book-store-management-system --version

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

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

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

dnf --showduplicates list book-store-management-system sudo dnf downgrade book-store-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add book-store-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-2023-49539?

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

Is CVE-2023-49539 being exploited?

CVE-2023-49539 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-2023-49539 affect?

CVE-2023-49539 affects book store management system. Severity is medium (CVSS 6.1). Book Store Management System v1.0 was discovered to contain a cross-site scripting (XSS) vulnerability in /bsms_ci/index.php/category. This vulnerability allows attackers to execute arbitrary web scripts or HTML via a crafted payload inject

How urgent is CVE-2023-49539?

Priority 38/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2023-49543 CRITICAL 9.8 DOWNGRADE Incorrect access control in Book Store Management System v1 allows attackers to access unauthorized pages and
CVE-2023-49540 MEDIUM 6.1 DOWNGRADE Book Store Management System v1.0 was discovered to contain a cross-site scripting (XSS) vulnerability in /bsm

References

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