CVE-2017-17616: Event Search Script 1.0 has SQL Injection via the /event-list city parameter.

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2017-17616 is a critical-severity flaw (CVSS 9.8) affecting event calendar category script. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Event Search Script 1.0 has SQL Injection via the /event-list city parameter.

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	3.0% (top 12%)
CISA exploited list	No
Weakness	CWE-89
Published	2017-12-13
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: event calendar category script project

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

Am I affected?

Timeline

2017-12-13 09:29 UTCPublished CVE record published
2026-06-17 01:11 UTCUpdated Record last modified

event calendar category script project event calendar category script 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 event-calendar-category-script || rpm -q event-calendar-category-script || event-calendar-category-script --version

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

apt-cache madison event-calendar-category-script sudo apt install event-calendar-category-script=<VERSION_BEFORE_1.0> sudo apt-mark hold event-calendar-category-script

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

dnf --showduplicates list event-calendar-category-script sudo dnf downgrade event-calendar-category-script-<VERSION_BEFORE_1.0> sudo dnf versionlock add event-calendar-category-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.

Public exploits and detection

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

Exploit-DB: Event Calendar Category Script 1.0 - 'city' SQL Injection

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-2017-17616?

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

Is CVE-2017-17616 being exploited?

CVE-2017-17616 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-2017-17616 affect?

CVE-2017-17616 affects event calendar category script. Severity is critical (CVSS 9.8). Event Search Script 1.0 has SQL Injection via the /event-list city parameter.

How urgent is CVE-2017-17616?

Priority 66/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

← Back to latest CVEs