How severe is CVE-2025-29523?

CVE-2025-29523 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-29523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29523?

CVE-2025-29523 affects Dlink Dsl-7740c Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29523?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2025-29523 have an EU (EUVD) identifier?

Yes. CVE-2025-29523 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25705.

When was CVE-2025-29523 published?

CVE-2025-29523 was published on 2025-08-25 and last updated on 2026-06-17.

CVE-2025-29523

CVE-2025-29523 is a high-severity vulnerability in Dlink Dsl-7740c Firmware with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.

Key facts

Severity: High (CVSS 3.x base score 7.2)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25705
Weakness: CWE-77
Affected product: Dlink Dsl-7740c Firmware
Published: 2025-08-25
Last modified: 2026-06-17

Description

D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 was discovered to contain a command injection vulnerability via the ping6 function.

Frequently asked questions

What is CVE-2025-29523?: D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 was discovered to contain a command injection vulnerability via the ping6 function.
How severe is CVE-2025-29523?: CVE-2025-29523 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-29523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29523?: CVE-2025-29523 affects Dlink Dsl-7740c Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29523?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-29523 have an EU (EUVD) identifier?: Yes. CVE-2025-29523 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25705.
When was CVE-2025-29523 published?: CVE-2025-29523 was published on 2025-08-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dsl-7740c_firmware:6.tr069.20211230:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dsl-7740c Firmware

CVE-2025-29515 — Critical (CVSS 9.8): Incorrect access control in the DELT_file.xgi endpoint of D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230…
CVE-2025-29514 — Critical (CVSS 9.8): Incorrect access control in the config.xgi function of D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 allows…
CVE-2020-12774 — High (CVSS 8.2): D-Link DSL-7740C does not properly validate user input, which allows an authenticated LAN user to inject arbitrary…
CVE-2025-29516 — High (CVSS 7.2): D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 was discovered to contain a command injection vulnerability…
CVE-2025-29517 — Medium (CVSS 6.8): D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 was discovered to contain a command injection vulnerability…
CVE-2025-29522 — Medium (CVSS 6.5): D-Link DSL-7740C with firmware DSL7740C.V6.TR069.20211230 was discovered to contain a command injection vulnerability…

All CVEs affecting Dlink Dsl-7740c Firmware →

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