CVE-2018-18416: LANGO Codeigniter Multilingual Script 1.0 has XSS in the input and upload sections, as demonstrated by the sit

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MEDIUM 4.8DOWNGRADE

CVE-2018-18416 is a medium-severity flaw (CVSS 4.8) affecting lango. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

LANGO Codeigniter Multilingual Script 1.0 has XSS in the input and upload sections, as demonstrated by the site_name parameter to the admin/settings/update URI.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	4.8 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	Required
EPSS exploit chance	1.7% (top 23%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-10-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: pokkho

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

Am I affected?

Timeline

2018-10-19 22:29 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

pokkho lango 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 lango || rpm -q lango || lango --version

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

apt-cache madison lango sudo apt install lango=<VERSION_BEFORE_1.0> sudo apt-mark hold lango

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

dnf --showduplicates list lango sudo dnf downgrade lango-<VERSION_BEFORE_1.0> sudo dnf versionlock add lango

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: LANGO Codeigniter Multilingual Script 1.0 - Cross-Site Scripting

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-2018-18416?

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

Is CVE-2018-18416 being exploited?

CVE-2018-18416 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-2018-18416 affect?

CVE-2018-18416 affects lango. Severity is medium (CVSS 4.8). LANGO Codeigniter Multilingual Script 1.0 has XSS in the input and upload sections, as demonstrated by the site_name parameter to the admin/settings/update URI.

How urgent is CVE-2018-18416?

Priority 41/100. Public exploit reference

References

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