How severe is CVE-2025-20710?

CVE-2025-20710 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-20710 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-20710?

CVE-2025-20710 primarily affects Mediatek Software Development Kit. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-20710?

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-2025-20710 have an EU (EUVD) identifier?

Yes. CVE-2025-20710 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34176.

When was CVE-2025-20710 published?

CVE-2025-20710 was published on 2025-10-14 and last updated on 2026-06-17.

CVE-2025-20710

CVE-2025-20710 is a high-severity vulnerability in Mediatek Software Development Kit with a CVSS 3.x base score of 8.8. 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-190.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-34176
Weakness: CWE-190
Affected product: Mediatek Software Development Kit
Published: 2025-10-14
Last modified: 2026-06-17

Description

In wlan AP driver, there is a possible out of bounds write due to an integer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418785; Issue ID: MSV-3515.

Frequently asked questions

What is CVE-2025-20710?: In wlan AP driver, there is a possible out of bounds write due to an integer overflow. This could lead to remote (proximal/adjacent) escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: WCNCR00418785; Issue ID: MSV-3515.
How severe is CVE-2025-20710?: CVE-2025-20710 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-20710 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-20710?: CVE-2025-20710 primarily affects Mediatek Software Development Kit. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-20710?: 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-2025-20710 have an EU (EUVD) identifier?: Yes. CVE-2025-20710 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-34176.
When was CVE-2025-20710 published?: CVE-2025-20710 was published on 2025-10-14 and last updated on 2026-06-17.

References

https://corp.mediatek.com/product-security-bulletin/October-2025

Affected products (3)

cpe:2.3:a:mediatek:software_development_kit:*:*:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:19.07.0:-:*:*:*:*:*:*
cpe:2.3:o:openwrt:openwrt:21.02.0:-:*:*:*:*:*:*

More vulnerabilities in Mediatek Software Development Kit

CVE-2025-20684 — Critical (CVSS 9.8): In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local…
CVE-2025-20683 — Critical (CVSS 9.8): In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local…
CVE-2025-20682 — Critical (CVSS 9.8): In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local…
CVE-2025-20681 — Critical (CVSS 9.8): In wlan AP driver, there is a possible out of bounds write due to an incorrect bounds check. This could lead to local…
CVE-2025-20674 — Critical (CVSS 9.8): In wlan AP driver, there is a possible way to inject arbitrary packet due to a missing permission check. This could…
CVE-2025-20654 — Critical (CVSS 9.8): In wlan service, there is a possible out of bounds write due to an incorrect bounds check. This could lead to remote…

All CVEs affecting Mediatek Software Development Kit →

Other CWE-190 (Integer Overflow or Wraparound) vulnerabilities

CVE-2026-4689 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability was…
CVE-2026-24814 — Critical (CVSS 10.0): Integer Overflow or Wraparound vulnerability in swoole swoole-src (thirdparty/hiredis modules). This vulnerability is…
CVE-2025-64721 — Critical (CVSS 10.0): Sandboxie is a sandbox-based isolation software for 32-bit and 64-bit Windows NT-based operating systems. In versions…
CVE-2015-5108 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2015-5097 — Critical (CVSS 10.0): Integer overflow in Adobe Reader and Acrobat 10.x before 10.1.15 and 11.x before 11.0.12, Acrobat and Acrobat Reader DC…
CVE-2013-2555 — Critical (CVSS 10.0): Integer overflow in Adobe Flash Player before 10.3.183.75 and 11.x before 11.7.700.169 on Windows and Mac OS X, before…

Browse all CWE-190 (Integer Overflow or Wraparound) vulnerabilities →