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CVE-2025-9727· NVD / CVE Program· CNA VulDB

D-Link DIR-816L soap.cgi soapcgi_main os command injection

A weakness has been identified in D-Link DIR-816L 206b01. Affected by this issue is the function soapcgi_main of the file /soap.cgi. This manipulation of the argument service causes os command injection. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be exploited. This vulnerability only affects products that are no longer supported by the maintainer.

LowCVSS 2.1 · v4.0—No exploit No fix recorded
Published
Aug 31, 2025
Updated
Jun 17, 2026
EPSS
4.8% · 92th percentile
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Report tools

JSON

Action score

9

Monitor

Low priority for now.

CVSS
8 / 40 · 2.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 4.8%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · VulDB
5.3
NVD has not scored this yet; the score shown is the CNA’s.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
dlinkdir-816l firmware
dlinkdir-816l

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • dlink dir-816l firmware2.06b01

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

  • D-Link DIR-816L

    • 206b01affected

Same product

dlink: all records

Other highest-scoring records for the same primary product.

  • CVE-2022-28956An issue in the getcfg.php component of D-Link DIR816L_FW206b01 allows attackers to access the device via a crafted payload.
    46Plan
  • CVE-2020-15893An issue was discovered on D-Link DIR-816L devices 2.x before 1.10b04Beta02.
    45Plan
  • CVE-2022-28955An access control issue in D-Link DIR816L_FW206b01 allows unauthenticated attackers to access folders folder_view.php and category_view.php.
    42Plan
  • CVE-2025-13188D-Link DIR-816L authentication.cgi authenticationcgi_main stack-based overflow
    36Monitor
  • CVE-2020-15894An issue was discovered on D-Link DIR-816L devices 2.x before 1.10b04Beta02.
    31Monitor
  • CVE-2025-13191D-Link DIR-816L soap.cgi soapcgi_main stack-based overflow
    29Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
X

Weakness class (CWE)

CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection')

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records