What is CVE-2025-7836?

CVE-2025-7836 is a medium-severity vulnerability in D-link Dir-816l, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2025-07-19.

How severe is CVE-2025-7836?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Is CVE-2025-7836 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in D-link Dir-816l

CVE-2025-7836

A vulnerability has been found in D-Link DIR-816L up to 2.06B01 and classified as critical. Affected by this vulnerability is the function lxmldbc_system of the file /htdocs/cgibin of the component Environment Variable Handler. The manipul…

EPSS: 0.058 (92.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

cna@vuldb.com (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
cna@vuldb.com (signature, Permissions Required, permissions-required, VDB Entry)
cna@vuldb.com (VDB Entry, Third Party Advisory, third-party-advisory)
cna@vuldb.com (Exploit, Third Party Advisory, exploit)
cna@vuldb.com (Product, product)

Frequently asked questions

What is CVE-2025-7836?: CVE-2025-7836 is a medium-severity vulnerability in D-link Dir-816l, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2025-07-19.
How severe is CVE-2025-7836?: Medium severity. CVSS v3 base score is 6.3 out of 10.
Is CVE-2025-7836 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.