CVE-2023-27250: Online Book Store Project v1.0 is vulnerable to SQL Injection via /bookstore/bookPerPub.php.

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2023-27250 is a critical-severity flaw (CVSS 9.8) affecting online book store project. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Online Book Store Project v1.0 is vulnerable to SQL Injection via /bookstore/bookPerPub.php.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-03-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: online book store project project

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

Am I affected?

Timeline

2023-03-16 13:15 UTCPublished CVE record published
2026-06-17 05:44 UTCUpdated Record last modified

online book store project project online book store project 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-book-store-project || rpm -q online-book-store-project || online-book-store-project --version

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

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

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

dnf --showduplicates list online-book-store-project sudo dnf downgrade online-book-store-project-<VERSION_BEFORE_1.0> sudo dnf versionlock add online-book-store-project

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-2023-27250?

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

Is CVE-2023-27250 being exploited?

CVE-2023-27250 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-2023-27250 affect?

CVE-2023-27250 affects online book store project. Severity is critical (CVSS 9.8). Online Book Store Project v1.0 is vulnerable to SQL Injection via /bookstore/bookPerPub.php.

How urgent is CVE-2023-27250?

Priority 58/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-9036 MEDIUM 6.3 DOWNGRADE A vulnerability was found in itsourcecode Online Bookstore 1.0
CVE-2024-5984 HIGH 7.3 DOWNGRADE A vulnerability was found in itsourcecode Online Bookstore 1.0
CVE-2024-5983 HIGH 7.3 DOWNGRADE A vulnerability was found in itsourcecode Online Bookstore 1.0
CVE-2024-37848 HIGH 8.4 DOWNGRADE SQL Injection vulnerability in Online-Bookstore-Project-In-PHP v1.0 allows a local attacker to execute arbitra

References

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