CVE-2018-16343

HIGHNVD 7.27.2—

7.2

SeaCMS 6.61 allows remote attackers to execute arbitrary code because parseIf() in include/main.class.php does not block use of $GLOBALS.

CVSS v3: 7.2
EG Score: 7.2(medium)
EPSS: 86.9%
KEV: Not listed

Published

September 2, 2018

Last Modified

November 21, 2024

References (4)

cve@mitrehttp://zhinianyuxin.postach.io/post/seacms-v6-61-latest-version-backend-rce
cve@mitrehttps://github.com/cumtxujiabin/CmsPoc/blob/master/Seacms_v6.61_backend_RCE.md
af854a3a-2127-422b-91ae-364da2661108http://zhinianyuxin.postach.io/post/seacms-v6-61-latest-version-backend-rce
af854a3a-2127-422b-91ae-364da2661108https://github.com/cumtxujiabin/CmsPoc/blob/master/Seacms_v6.61_backend_RCE.md

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 10× in last 7d / 19× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:45 UTCepss_batch
2026-06-05 22:44 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-05 06:08 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
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2026-06-02 20:11 UTCepss_batch
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2026-05-31 00:14 UTCepss_batch
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2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 03:35 UTCEG score recompute
2026-05-28 03:35 UTCGHSA enrichment
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2018-16343?

CVE-2018-16343 is a high vulnerability published on September 2, 2018. SeaCMS 6.61 allows remote attackers to execute arbitrary code because parseIf() in include/main.class.php does not block use of $GLOBALS.

When was CVE-2018-16343 disclosed?

CVE-2018-16343 was first published in the National Vulnerability Database on September 2, 2018, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2018-16343 actively exploited?

CVE-2018-16343 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 86.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2018-16343?

CVE-2018-16343 has a CVSS v3 base score of 7.2 (NVD).

How do I remediate CVE-2018-16343?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-16343, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2018-16343

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2018-16343?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)