CVE-2018-18399: SQL injection vulnerability in the "ContentPlaceHolder1_uxTitle" component in ArchiveNews.aspx in jco.ir KARMA

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2018-18399 is a critical-severity flaw (CVSS 9.8) affecting karma. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability in the "ContentPlaceHolder1_uxTitle" component in ArchiveNews.aspx in jco.ir KARMA 6.0.0 allows a remote attacker to execute arbitrary SQL commands via the "id" parameter.

Why this priority

Critical severity
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	2.8% (top 14%)
CISA exploited list	No
Weakness	CWE-89
Published	2018-12-20
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jco

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

Am I affected?

Timeline

2018-12-20 23:29 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

jco karma DOWNGRADE

Affected: 6.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.0.0 (Debian / Ubuntu)

apt-cache madison karma sudo apt install karma=<VERSION_BEFORE_6.0.0> sudo apt-mark hold karma

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

dnf --showduplicates list karma sudo dnf downgrade karma-<VERSION_BEFORE_6.0.0> sudo dnf versionlock add karma

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-2018-18399?

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

Is CVE-2018-18399 being exploited?

CVE-2018-18399 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-2018-18399 affect?

CVE-2018-18399 affects karma. Severity is critical (CVSS 9.8). SQL injection vulnerability in the "ContentPlaceHolder1_uxTitle" component in ArchiveNews.aspx in jco.ir KARMA 6.0.0 allows a remote attacker to execute arbitrary SQL commands via the "id" parameter.

How urgent is CVE-2018-18399?

Priority 61/100. Critical severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2021-23495 MEDIUM 5.4 UPGRADE The package karma before 6.3.16 are vulnerable to Open Redirect due to missing validation of the return_url qu

References

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