CVE-2017-20136: A vulnerability classified as critical has been found in Itech Classifieds Script 7.27

Routine

MEDIUM 6.3DOWNGRADE

CVE-2017-20136 is a medium-severity flaw (CVSS 6.3) affecting classifieds script. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability classified as critical has been found in Itech Classifieds Script 7.27. Affected is an unknown function of the file /subpage.php. The manipulation of the argument scat with the input =51' AND 4941=4941 AND 'hoCP'='hoCP leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Why this priority

No elevated risk signals yet

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	0.8% (top 45%)
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 classifieds script DOWNGRADE

Affected: 7.27

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.27

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.27 (Debian / Ubuntu)

apt-cache madison classifieds-script sudo apt install classifieds-script=<VERSION_BEFORE_7.27> sudo apt-mark hold classifieds-script

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

dnf --showduplicates list classifieds-script sudo dnf downgrade classifieds-script-<VERSION_BEFORE_7.27> sudo dnf versionlock add classifieds-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-2017-20136?

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

Is CVE-2017-20136 being exploited?

CVE-2017-20136 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-2017-20136 affect?

CVE-2017-20136 affects classifieds script. Severity is medium (CVSS 6.3). A vulnerability classified as critical has been found in Itech Classifieds Script 7.27. Affected is an unknown function of the file /subpage.php. The manipulation of the argument scat with the input =51' AND 4941=4941 AND 'hoCP'='hoCP leads

How urgent is CVE-2017-20136?

Priority 36/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

References

← Back to latest CVEs