CVE-2026-2156: A weakness has been identified in code-projects Online Student Management System 1.0

Routine

LOW 2.4DOWNGRADE

CVE-2026-2156 is a low-severity flaw (CVSS 2.4) affecting online student management system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A weakness has been identified in code-projects Online Student Management System 1.0. The impacted element is an unknown function of the file /admin/announcement/index.php?view=add of the component Announcement Management Module. This manipulation causes cross site scripting. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	2.4 (Low)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	0.2% (top 85%)
CISA exploited list	No
Weakness	CWE-79, CWE-94
Published	2026-02-08
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: fabian

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

Am I affected?

Timeline

2026-02-08 15:15 UTCPublished CVE record published
2026-06-17 10:30 UTCUpdated Record last modified

fabian online student 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 online-student-management-system || rpm -q online-student-management-system || online-student-management-system --version

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

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

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

dnf --showduplicates list online-student-management-system sudo dnf downgrade online-student-management-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add online-student-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-2026-2156?

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

Is CVE-2026-2156 being exploited?

CVE-2026-2156 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-2026-2156 affect?

CVE-2026-2156 affects online student management system. Severity is low (CVSS 2.4). A weakness has been identified in code-projects Online Student Management System 1.0. The impacted element is an unknown function of the file /admin/announcement/index.php?view=add of the component Announcement Management Module. This manip

How urgent is CVE-2026-2156?

Priority 17/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2026-2171 HIGH 7.3 DOWNGRADE A vulnerability was found in code-projects Online Student Management System 1.0
CVE-2024-6801 MEDIUM 6.3 DOWNGRADE A vulnerability, which was classified as critical, has been found in SourceCodester Online Student Management
CVE-2024-3533 LOW 3.5 DOWNGRADE A vulnerability classified as problematic was found in Campcodes Complete Online Student Management System 1.0
CVE-2024-3532 LOW 3.5 DOWNGRADE A vulnerability classified as problematic has been found in Campcodes Complete Online Student Management Syste
CVE-2024-3531 LOW 3.5 DOWNGRADE A vulnerability was found in Campcodes Complete Online Student Management System 1.0

References

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