CVE-2022-42100: KLiK SocialMediaWebsite Version 1.0.1 has XSS vulnerabilities that allow attackers to store XSS via location i

Routine

MEDIUM 5.4DOWNGRADE

CVE-2022-42100 is a medium-severity flaw (CVSS 5.4) affecting klik. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

KLiK SocialMediaWebsite Version 1.0.1 has XSS vulnerabilities that allow attackers to store XSS via location input reply-form.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-79
Published	2022-11-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: klik project

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

Am I affected?

Timeline

2022-11-29 04:15 UTCPublished CVE record published
2026-06-17 05:04 UTCUpdated Record last modified

klik project klik DOWNGRADE

Affected: 1.0.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.1

1. Check installed version

apt-cache policy klik || rpm -q klik || klik --version

2. No fixed release: DOWNGRADE to a release before 1.0.1 (Debian / Ubuntu)

apt-cache madison klik sudo apt install klik=<VERSION_BEFORE_1.0.1> sudo apt-mark hold klik

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

dnf --showduplicates list klik sudo dnf downgrade klik-<VERSION_BEFORE_1.0.1> sudo dnf versionlock add klik

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-2022-42100?

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

Is CVE-2022-42100 being exploited?

CVE-2022-42100 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-2022-42100 affect?

CVE-2022-42100 affects klik. Severity is medium (CVSS 5.4). KLiK SocialMediaWebsite Version 1.0.1 has XSS vulnerabilities that allow attackers to store XSS via location input reply-form.

How urgent is CVE-2022-42100?

Priority 35/100. Public exploit reference

Related CVEs

CVE-2022-42099 MEDIUM 5.4 DOWNGRADE KLiK SocialMediaWebsite Version 1.0.1 has XSS vulnerabilities that allow attackers to store XSS via location F

References

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