CVE-2023-34842

CRITICALNVD 9.89.8—

9.8

Remote Code Execution vulnerability in DedeCMS through 5.7.109 allows remote attackers to run arbitrary code via crafted POST request to /dede/tpl.php.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 86.5%
KEV: Not listed

Published

July 31, 2023

Last Modified

November 21, 2024

References (4)

cve@mitrehttp://dedecms.com
cve@mitrehttps://www.dedecms.com/
af854a3a-2127-422b-91ae-364da2661108http://dedecms.com
af854a3a-2127-422b-91ae-364da2661108https://www.dedecms.com/

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 13× in last 7d / 20× 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.

2026-06-07 15:23 UTCepss_batch
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Frequently asked(5)

What is CVE-2023-34842?

CVE-2023-34842 is a critical vulnerability published on July 31, 2023. Remote Code Execution vulnerability in DedeCMS through 5.7.109 allows remote attackers to run arbitrary code via crafted POST request to /dede/tpl.php.

When was CVE-2023-34842 disclosed?

CVE-2023-34842 was first published in the National Vulnerability Database on July 31, 2023, 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-2023-34842 actively exploited?

CVE-2023-34842 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 86.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-34842?

CVE-2023-34842 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-34842?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-34842, 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.

Dependency Blast Radius

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CVE-2023-34842

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-34842?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)