CVE-2023-26613

CRITICALNVD 9.89.8—Weaponized

9.8

An OS command injection vulnerability in D-Link DIR-823G firmware version 1.02B05 allows unauthorized attackers to execute arbitrary operating system commands via a crafted GET request to EXCU_SHELL.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 98.4%
KEV: Not listed

Published

June 29, 2023

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Jun 1, 2026

No patch confirmed yet.

generic

Security Bulletin | D-Link

https://www.dlink.com/en/security-bulletin/

generic

VulIoT/D-Link/DIR823G V1.0.2B05/excu_shell at main · 726232111/VulIoT · GitHub

https://github.com/726232111/VulIoT/tree/main/D-Link/DIR823G%20V1.0.2B05/excu_shell

Weakness Classification(1)

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

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 10× in last 7d / 17× 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.

2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-24 22:13 UTCEG score recompute
2026-05-24 22:13 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-26613?

CVE-2023-26613 is a critical vulnerability published on June 29, 2023. An OS command injection vulnerability in D-Link DIR-823G firmware version 1.02B05 allows unauthorized attackers to execute arbitrary operating system commands via a crafted GET request to EXCU_SHELL.

When was CVE-2023-26613 disclosed?

CVE-2023-26613 was first published in the National Vulnerability Database on June 29, 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-2023-26613 actively exploited?

CVE-2023-26613 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-26613?

CVE-2023-26613 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-26613?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-26613, 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

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-26613

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CVE-2023-26613

📅 Published

🔄 Last Modified

📋 Advisory Details (2)