# MediaTek Helio 4G vulnerabilities Source: https://junglewise.ai/threats/technologies/helio-4g Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 10 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/helio-4g.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 17 vulnerabilities in MediaTek Helio 4G: 0 in the last 7 days and 17 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-68590, was published on 2 November 2026. 11 vulnerabilities in the last four weeks, up 83% on the four before (6). ## Counts - Last 7 days: 0 - Last 30 days: 11 - Last 90 days: 17 - All time: 17 (0 critical, 0 exploited in the wild) ## About MediaTek Helio 4G MediaTek mobile processor chipset for 4G devices. ## Latest MediaTek Helio 4G vulnerabilities - [CVE-2026-68590: MediaTek ip_stack out of bounds read in 5G modem](https://junglewise.ai/threats/cve-2026-68590-in-ip-stack-there-is-a-possible-out-of-bounds-read-due-to) (info, published 2 Nov 2026) - [CVE-2026-20591: MediaTek GPU pdma privilege escalation due to missing permission check](https://junglewise.ai/threats/cve-2026-20591-in-gpu-pdma-there-is-a-possible-escalation-of-privilege-due-to-a) (info, published 2 Nov 2026) - [CVE-2026-20590: MediaTek display system crash due to logic error](https://junglewise.ai/threats/cve-2026-20590-in-display-there-is-a-possible-system-crash-due-to-a-logic-error) (info, published 2 Nov 2026) - [CVE-2026-20583: MediaTek USB use-after-free denial of service](https://junglewise.ai/threats/cve-2026-20583-in-usb-there-is-a-possible-system-crash-due-to-use-after-free) (info, published 2 Nov 2026) - [CVE-2026-20582: MediaTek USB driver double free memory corruption](https://junglewise.ai/threats/cve-2026-20582-in-usb-there-is-a-possible-memory-corruption-due-to-double-free) (info, published 2 Nov 2026) - [CVE-2026-20580: MediaTek USB use-after-free denial of service](https://junglewise.ai/threats/cve-2026-20580-in-usb-there-is-a-possible-system-crash-due-to-use-after-free) (info, published 2 Nov 2026) - [CVE-2026-20578: MediaTek Modem side-channel information disclosure](https://junglewise.ai/threats/cve-2026-20578-in-modem-there-is-a-possible-information-disclosure-due-to-side) (info, published 2 Nov 2026) - [CVE-2026-20559: MediaTek GPU PDMA use-after-free memory corruption](https://junglewise.ai/threats/cve-2026-20559-in-gpu-pdma-there-is-a-possible-memory-corruption-due-to-use) (info, published 2 Nov 2026) - [CVE-2026-20558: MediaTek GPU PDMA use-after-free privilege escalation](https://junglewise.ai/threats/cve-2026-20558-in-gpu-pdma-there-is-a-possible-escalation-of-privilege-due-to) (info, published 2 Nov 2026) - [CVE-2026-20553: MediaTek DA out of bounds write privilege escalation](https://junglewise.ai/threats/cve-2026-20553-in-da-there-is-a-possible-out-of-bounds-write-due-to-a-missing) (info, published 2 Nov 2026) - [CVE-2026-20551: MediaTek GNSS out of bounds write due to missing bounds check](https://junglewise.ai/threats/cve-2026-20551-in-gnss-there-is-a-possible-out-of-bounds-write-due-to-a-missing) (info, published 2 Nov 2026) - [CVE-2026-20589: MediaTek venc out-of-bounds write due to type confusion](https://junglewise.ai/threats/cve-2026-20589-in-venc-there-is-a-possible-out-of-bounds-write-due-to-type) (medium, CVSS 6.7, published 5 Oct 2026) - [CVE-2026-20540: MediaTek Modem out of bounds read vulnerability](https://junglewise.ai/threats/cve-2026-20540-in-modem-there-is-a-possible-out-of-bounds-read-due-to-a-missing) (medium, CVSS 5.3, published 5 Oct 2026) - [CVE-2026-20536: MediaTek aidl memory corruption use after free](https://junglewise.ai/threats/cve-2026-20536-in-aidl-there-is-a-possible-memory-corruption-due-to-use-after) (medium, CVSS 6.7, published 5 Oct 2026) - [CVE-2026-20533: MediaTek display integer overflow privilege escalation](https://junglewise.ai/threats/cve-2026-20533-in-display-there-is-a-possible-escalation-of-privilege-due-to-an) (medium, CVSS 6.7, published 5 Oct 2026) - [CVE-2026-20532: MediaTek APU double free denial of service](https://junglewise.ai/threats/cve-2026-20532-in-apu-there-is-a-possible-application-crash-due-to-double-free) (medium, CVSS 6.2, published 5 Oct 2026) - [CVE-2026-20524: MediaTek APU memory corruption in improper input validation](https://junglewise.ai/threats/cve-2026-20524-in-apu-there-is-a-possible-memory-corruption-due-to-improper) (high, CVSS 8.4, published 5 Oct 2026) ## Most severe MediaTek Helio 4G vulnerabilities - [CVE-2026-20524: MediaTek APU memory corruption in improper input validation](https://junglewise.ai/threats/cve-2026-20524-in-apu-there-is-a-possible-memory-corruption-due-to-improper) (high, CVSS 8.4, published 5 Oct 2026) - [CVE-2026-20589: MediaTek venc out-of-bounds write due to type confusion](https://junglewise.ai/threats/cve-2026-20589-in-venc-there-is-a-possible-out-of-bounds-write-due-to-type) (medium, CVSS 6.7, published 5 Oct 2026) - [CVE-2026-20536: MediaTek aidl memory corruption use after free](https://junglewise.ai/threats/cve-2026-20536-in-aidl-there-is-a-possible-memory-corruption-due-to-use-after) (medium, CVSS 6.7, published 5 Oct 2026) - [CVE-2026-20533: MediaTek display integer overflow privilege escalation](https://junglewise.ai/threats/cve-2026-20533-in-display-there-is-a-possible-escalation-of-privilege-due-to-an) (medium, CVSS 6.7, published 5 Oct 2026) - [CVE-2026-20532: MediaTek APU double free denial of service](https://junglewise.ai/threats/cve-2026-20532-in-apu-there-is-a-possible-application-crash-due-to-double-free) (medium, CVSS 6.2, published 5 Oct 2026) - [CVE-2026-20540: MediaTek Modem out of bounds read vulnerability](https://junglewise.ai/threats/cve-2026-20540-in-modem-there-is-a-possible-out-of-bounds-read-due-to-a-missing) (medium, CVSS 5.3, published 5 Oct 2026) - [CVE-2026-68590: MediaTek ip_stack out of bounds read in 5G modem](https://junglewise.ai/threats/cve-2026-68590-in-ip-stack-there-is-a-possible-out-of-bounds-read-due-to) (info, published 2 Nov 2026) - [CVE-2026-20591: MediaTek GPU pdma privilege escalation due to missing permission check](https://junglewise.ai/threats/cve-2026-20591-in-gpu-pdma-there-is-a-possible-escalation-of-privilege-due-to-a) (info, published 2 Nov 2026) - [CVE-2026-20590: MediaTek display system crash due to logic error](https://junglewise.ai/threats/cve-2026-20590-in-display-there-is-a-possible-system-crash-due-to-a-logic-error) (info, published 2 Nov 2026) - [CVE-2026-20583: MediaTek USB use-after-free denial of service](https://junglewise.ai/threats/cve-2026-20583-in-usb-there-is-a-possible-system-crash-due-to-use-after-free) (info, published 2 Nov 2026) ## Vulnerabilities per week 11 vulnerabilities in the last four weeks, up 83% on the four before (6). | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 0 | 0 | 0 | | 24 Aug 2026 | 0 | 0 | 0 | | 31 Aug 2026 | 0 | 0 | 0 | | 7 Sep 2026 | 0 | 0 | 0 | | 14 Sep 2026 | 0 | 0 | 0 | | 21 Sep 2026 | 0 | 0 | 0 | | 28 Sep 2026 | 0 | 0 | 0 | | 5 Oct 2026 | 6 | 0 | 0 | | 12 Oct 2026 | 0 | 0 | 0 | | 19 Oct 2026 | 0 | 0 | 0 | | 26 Oct 2026 | 0 | 0 | 0 | | 2 Nov 2026 | 11 | 0 | 0 | | 9 Nov 2026 | 0 | 0 | 0 | ## Other MediaTek technologies - [MediaTek MT6890](https://junglewise.ai/threats/technologies/mt6890): 43 vulnerabilities - [MediaTek MT6991](https://junglewise.ai/threats/technologies/mt6991): 41 vulnerabilities - [MediaTek Modem](https://junglewise.ai/threats/technologies/modem): 31 vulnerabilities - [MediaTek MT6877](https://junglewise.ai/threats/technologies/mt6877): 31 vulnerabilities - [MediaTek MT6835](https://junglewise.ai/threats/technologies/mt6835): 30 vulnerabilities - [MediaTek MT6878](https://junglewise.ai/threats/technologies/mt6878): 30 vulnerabilities - [MediaTek MT6833](https://junglewise.ai/threats/technologies/mt6833): 29 vulnerabilities - [MediaTek MT6853](https://junglewise.ai/threats/technologies/mt6853): 29 vulnerabilities - [MediaTek MT6893](https://junglewise.ai/threats/technologies/mt6893): 29 vulnerabilities - [MediaTek MT6899](https://junglewise.ai/threats/technologies/mt6899): 29 vulnerabilities - [MediaTek MT8678](https://junglewise.ai/threats/technologies/mt8678): 29 vulnerabilities - [MediaTek MT2735](https://junglewise.ai/threats/technologies/mt2735): 28 vulnerabilities ## Sources NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "MediaTek Helio 4G vulnerabilities", https://junglewise.ai/threats/technologies/helio-4g, 10 November 2026.