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Medium 5.3Published Oct 5, 2026
CVE-2026-20541In Modem, there is a possible out of bounds read due to a missing permission check.
Updated under an hour ago ()
Does this affect you?
It affects MediaTek, Inc. MediaTek chipset and 59 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In Modem, there is a possible out of bounds read due to a missing permission check. This could lead to remote denial of service, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: MOLY01774038; Issue ID: MSV-8911.
- CVSS
- 5.3 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- CWE-126
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- MediaTek
- NVD analysis
- Analyzed
- Record last updated
- Oct 5, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
MediaTek, Inc. MediaTek chipset mediatek:chipset (from the name) | MT2716; MT2735; MT2737; MT6739; MT6761; MT6762; MT6763; MT6765; and 75 more ranges | CNA record |
mediatek mt6985_firmware mediatek:mt6985_firmware | all versions | NVD |
mediatek mt6986_firmware mediatek:mt6986_firmware | all versions | NVD |
mediatek mt6988_firmware mediatek:mt6988_firmware | all versions | NVD |
mediatek mt6989_firmware mediatek:mt6989_firmware | all versions | NVD |
mediatek mt6990_firmware mediatek:mt6990_firmware | all versions | NVD |
mediatek mt6991_firmware mediatek:mt6991_firmware | all versions | NVD |
mediatek mt6993_firmware mediatek:mt6993_firmware | all versions | NVD |
mediatek mt8666_firmware mediatek:mt8666_firmware | all versions | NVD |
mediatek mt8667_firmware mediatek:mt8667_firmware | all versions | NVD |
mediatek mt8668_firmware mediatek:mt8668_firmware | all versions | NVD |
mediatek mt8673_firmware mediatek:mt8673_firmware | all versions | NVD |
mediatek mt8675_firmware mediatek:mt8675_firmware | all versions | NVD |
mediatek mt8676_firmware mediatek:mt8676_firmware | all versions | NVD |
mediatek mt8678_firmware mediatek:mt8678_firmware | all versions | NVD |
mediatek mt8755_firmware mediatek:mt8755_firmware | all versions | NVD |
mediatek mt8765_firmware mediatek:mt8765_firmware | all versions | NVD |
mediatek mt8766_firmware mediatek:mt8766_firmware | all versions | NVD |
mediatek mt8766r_firmware mediatek:mt8766r_firmware | all versions | NVD |
mediatek mt8768_firmware mediatek:mt8768_firmware | all versions | NVD |
mediatek mt8771_firmware mediatek:mt8771_firmware | all versions | NVD |
mediatek mt8775_firmware mediatek:mt8775_firmware | all versions | NVD |
mediatek mt8781_firmware mediatek:mt8781_firmware | all versions | NVD |
mediatek mt8786_firmware mediatek:mt8786_firmware | all versions | NVD |
mediatek mt8788_firmware mediatek:mt8788_firmware | all versions | NVD |
mediatek mt8788e_firmware mediatek:mt8788e_firmware | all versions | NVD |
mediatek mt8789_firmware mediatek:mt8789_firmware | all versions | NVD |
mediatek mt8791_firmware mediatek:mt8791_firmware | all versions | NVD |
mediatek mt8791t_firmware mediatek:mt8791t_firmware | all versions | NVD |
mediatek mt8792_firmware mediatek:mt8792_firmware | all versions | NVD |
mediatek mt8793_firmware mediatek:mt8793_firmware | all versions | NVD |
mediatek mt8795t_firmware mediatek:mt8795t_firmware | all versions | NVD |
mediatek mt8796_firmware mediatek:mt8796_firmware | all versions | NVD |
mediatek mt8797_firmware mediatek:mt8797_firmware | all versions | NVD |
mediatek mt8798_firmware mediatek:mt8798_firmware | all versions | NVD |
mediatek mt8863_firmware mediatek:mt8863_firmware | all versions | NVD |
mediatek mt8873_firmware mediatek:mt8873_firmware | all versions | NVD |
mediatek mt8883_firmware mediatek:mt8883_firmware | all versions | NVD |
mediatek mt8893_firmware mediatek:mt8893_firmware | all versions | NVD |
mediatek mt2716_firmware mediatek:mt2716_firmware | all versions | NVD |
mediatek mt2735_firmware mediatek:mt2735_firmware | all versions | NVD |
mediatek mt2737_firmware mediatek:mt2737_firmware | all versions | NVD |
mediatek mt6739_firmware mediatek:mt6739_firmware | all versions | NVD |
mediatek mt6761_firmware mediatek:mt6761_firmware | all versions | NVD |
mediatek mt6762_firmware mediatek:mt6762_firmware | all versions | NVD |
mediatek mt6763_firmware mediatek:mt6763_firmware | all versions | NVD |
mediatek mt6765_firmware mediatek:mt6765_firmware | all versions | NVD |
mediatek mt6767_firmware mediatek:mt6767_firmware | all versions | NVD |
mediatek mt6768_firmware mediatek:mt6768_firmware | all versions | NVD |
mediatek mt6769_firmware mediatek:mt6769_firmware | all versions | NVD |
mediatek mt6771_firmware mediatek:mt6771_firmware | all versions | NVD |
mediatek mt6779_firmware mediatek:mt6779_firmware | all versions | NVD |
mediatek mt6781_firmware mediatek:mt6781_firmware | all versions | NVD |
mediatek mt6783_firmware mediatek:mt6783_firmware | all versions | NVD |
mediatek mt6785_firmware mediatek:mt6785_firmware | all versions | NVD |
mediatek mt6789_firmware mediatek:mt6789_firmware | all versions | NVD |
mediatek mt6813_firmware mediatek:mt6813_firmware | all versions | NVD |
mediatek mt6815_firmware mediatek:mt6815_firmware | all versions | NVD |
mediatek mt6833_firmware mediatek:mt6833_firmware | all versions | NVD |
mediatek mt6835_firmware mediatek:mt6835_firmware | all versions | NVD |
References
- https://www.mediatek.com/product-security-bulletin/October-2026vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.