CVE-2018-17388: SQL Injection exists in Twilio WEB To Fax Machine System 1.0 via the email or password parameter to login_chec

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2018-17388 is a critical-severity flaw (CVSS 9.8) affecting twilio web to fax machine system. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL Injection exists in Twilio WEB To Fax Machine System 1.0 via the email or password parameter to login_check.php, or the id parameter to add_email.php or edit_content.php.

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	2.3% (top 17%)
CISA exploited list	No
Weakness	CWE-89
Published	2019-06-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ranksol

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

Am I affected?

Timeline

2019-06-19 18:15 UTCPublished CVE record published
2026-06-17 01:45 UTCUpdated Record last modified

ranksol twilio web to fax machine 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 twilio-web-to-fax-machine-system || rpm -q twilio-web-to-fax-machine-system || twilio-web-to-fax-machine-system --version

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

apt-cache madison twilio-web-to-fax-machine-system sudo apt install twilio-web-to-fax-machine-system=<VERSION_BEFORE_1.0> sudo apt-mark hold twilio-web-to-fax-machine-system

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

dnf --showduplicates list twilio-web-to-fax-machine-system sudo dnf downgrade twilio-web-to-fax-machine-system-<VERSION_BEFORE_1.0> sudo dnf versionlock add twilio-web-to-fax-machine-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-2018-17388?

twilio web to fax machine system: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-17388 being exploited?

CVE-2018-17388 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-2018-17388 affect?

CVE-2018-17388 affects twilio web to fax machine system. Severity is critical (CVSS 9.8). SQL Injection exists in Twilio WEB To Fax Machine System 1.0 via the email or password parameter to login_check.php, or the id parameter to add_email.php or edit_content.php.

How urgent is CVE-2018-17388?

Priority 65/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities · Twilio vulnerabilities

References

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