CVE-2017-20134: A vulnerability, which was classified as critical, has been found in Itech Freelancer Script 5.13

This month

MEDIUM 6.3DOWNGRADE

CVE-2017-20134 is a medium-severity flaw (CVSS 6.3) affecting freelancer script. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability, which was classified as critical, has been found in Itech Freelancer Script 5.13. Affected by this issue is some unknown functionality of the file /category.php. The manipulation of the argument sk leads to sql injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.9% (top 41%)
CISA exploited list	No
Weakness	CWE-89
Published	2022-07-16
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: itechscripts

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

Am I affected?

Timeline

2022-07-16 07:15 UTCPublished CVE record published
2026-06-17 01:15 UTCUpdated Record last modified

itechscripts freelancer script DOWNGRADE

Affected: 5.13

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.13

1. Check installed version

apt-cache policy freelancer-script || rpm -q freelancer-script || freelancer-script --version

2. No fixed release: DOWNGRADE to a release before 5.13 (Debian / Ubuntu)

apt-cache madison freelancer-script sudo apt install freelancer-script=<VERSION_BEFORE_5.13> sudo apt-mark hold freelancer-script

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

dnf --showduplicates list freelancer-script sudo dnf downgrade freelancer-script-<VERSION_BEFORE_5.13> sudo dnf versionlock add freelancer-script

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-2017-20134?

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

Is CVE-2017-20134 being exploited?

CVE-2017-20134 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-2017-20134 affect?

CVE-2017-20134 affects freelancer script. Severity is medium (CVSS 6.3). A vulnerability, which was classified as critical, has been found in Itech Freelancer Script 5.13. Affected by this issue is some unknown functionality of the file /category.php. The manipulation of the argument sk leads to sql injection. T

How urgent is CVE-2017-20134?

Priority 42/100. Public exploit reference

Software pages

PHP vulnerabilities

References

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