CVE-2017-14512: NexusPHP 1.5.beta5.20120707 has SQL Injection in forummanage.php via the sort parameter in an editforum action

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CRITICAL 9.8REMOTEDOWNGRADE

CVE-2017-14512 is a critical-severity flaw (CVSS 9.8) affecting nexusphp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

NexusPHP 1.5.beta5.20120707 has SQL Injection in forummanage.php via the sort parameter in an editforum action, a different vulnerability than CVE-2017-12981.

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	1.1% (top 34%)
CISA exploited list	No
Weakness	CWE-89
Published	2017-09-17
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: nexusphp project

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

Am I affected?

Timeline

2017-09-17 21:29 UTCPublished CVE record published
2026-06-17 01:06 UTCUpdated Record last modified

nexusphp project nexusphp DOWNGRADE

Affected: 1.5 beta5.20120707

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5

1. Check installed version

apt-cache policy nexusphp || rpm -q nexusphp || nexusphp --version

2. No fixed release: DOWNGRADE to a release before 1.5 (Debian / Ubuntu)

apt-cache madison nexusphp sudo apt install nexusphp=<VERSION_BEFORE_1.5> sudo apt-mark hold nexusphp

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

dnf --showduplicates list nexusphp sudo dnf downgrade nexusphp-<VERSION_BEFORE_1.5> sudo dnf versionlock add nexusphp

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-2017-14512?

nexusphp: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-14512 being exploited?

CVE-2017-14512 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-2017-14512 affect?

CVE-2017-14512 affects nexusphp. Severity is critical (CVSS 9.8). NexusPHP 1.5.beta5.20120707 has SQL Injection in forummanage.php via the sort parameter in an editforum action, a different vulnerability than CVE-2017-12981.

How urgent is CVE-2017-14512?

Priority 61/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2022-46890 MEDIUM 4.3 UPGRADE Weak access control in NexusPHP before 1.7.33 allows a remote authenticated user to edit any post in the forum
CVE-2022-46889 MEDIUM 5.4 UPGRADE A persistent cross-site scripting (XSS) vulnerability in NexusPHP before 1.7.33 allows remote authenticated at
CVE-2022-46888 MEDIUM 6.1 UPGRADE Multiple reflective cross-site scripting (XSS) vulnerabilities in NexusPHP before 1.7.33 allow remote attacker
CVE-2022-46887 CRITICAL 9.8 UPGRADE Multiple SQL injection vulnerabilities in NexusPHP before 1.7.33 allow remote attackers to execute arbitrary S
CVE-2020-24771 HIGH 7.5 DOWNGRADE Incorrect access control in NexusPHP 1.5.beta5.20120707 allows unauthorized attackers to access published cont

References

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