CVE-2026-16765: A vulnerability was determined in CodeAstro Online Classroom 1.0

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HIGH 7.3REMOTE

CVE-2026-16765 is a high-severity flaw (CVSS 7.3) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was determined in CodeAstro Online Classroom 1.0. Affected by this issue is some unknown functionality of the file /OnlineClassroom/loginlinkadmin.php. Executing a manipulation of the argument aid can lead to sql injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

Why this priority

High severity
CISA SSVC: public proof of concept
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 64%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2026-07-23
Last modified	2026-10-24

Publisher (CNA): VulDB

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-07-23 22:16 UTCPublished CVE record published
2026-10-24 13:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora ELN · ntpd-rs · FIXED · 1.7.2-3.eln159 · FEDORA-2026-57e4a99310 · source

sudo dnf upgrade --advisory=FEDORA-2026-57e4a99310

Fedora 46 · moby-engine · FIXED · 29.9.2-2.fc46 · FEDORA-2026-4856be87b3 · source

sudo dnf upgrade --advisory=FEDORA-2026-4856be87b3

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: github.com/anglemsg2401-bot/cve/issues/1

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-2026-16765?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-16765 being exploited?

CVE-2026-16765 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-2026-16765 affect?

CVE-2026-16765 affects affected software. Severity is high (CVSS 7.3). A vulnerability was determined in CodeAstro Online Classroom 1.0. Affected by this issue is some unknown functionality of the file /OnlineClassroom/loginlinkadmin.php. Executing a manipulation of the argument aid can lead to sql injection.

How urgent is CVE-2026-16765?

Priority 43/100. High severity; CISA SSVC: public proof of concept; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

References

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