CVE-2026-20520 | MediaTek MT8893 Modem out-of-bounds write (MOLY01778988)

A vulnerability was found in MediaTek MT2716, MT2735, MT2737, MT6813, MT6815, MT6833, MT6835, MT6853, MT6855, MT6858, MT6873, MT6875, MT6877, MT6878, MT6879, MT6880, MT6881, MT6883, MT6885, MT6886, MT6889, MT6890, MT6891, MT6893, MT6895, MT6896, MT6897, MT6899, MT6980, MT6982, MT6983, MT6985, MT6986, MT6988, MT6989, MT6990, MT6991, MT6993, MT8668, MT8676, MT8678, MT8695, MT8696, MT8755, MT8771, MT8775, MT8791, MT8791T, MT8792, MT8793, MT8796, MT8797, MT8798, MT8863, MT8873, MT8883 and MT8893. It has been declared as very critical. This vulnerability affects unknown code of the component Modem. Executing a manipulation can lead to out-of-bounds write.

This vulnerability is tracked as CVE-2026-20520. The attack can be launched remotely. No exploit exists.

A patch should be applied to remediate this issue.VulDB Recent EntriesRead More