CVE-2026-20557High· 7.5▾ TwilightIn Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, if a UE has connected to a rogue base station controlled by the attacker, with no additional execution pr…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 41.3 · likelihood 0 · exploitation 0
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Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the CISA ADP record, not NVD.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
Last analysed / modified upstream
0.2%
In Modem, there is a possible out of bounds write due to a missing bounds check. This could lead to remote escalation of privilege, 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: MOLY01877236; Issue ID: MSV-9804.
mediatek_chipset MT2716mediatek_chipset MT6813mediatek_chipset MT6815mediatek_chipset MT6835mediatek_chipset MT6858mediatek_chipset MT6878mediatek_chipset MT6881mediatek_chipset MT6897mediatek_chipset MT6899mediatek_chipset MT6982mediatek_chipset MT6986mediatek_chipset MT6988mediatek_chipset MT6991mediatek_chipset MT6993mediatek_chipset MT8668mediatek_chipset MT8676mediatek_chipset MT8678mediatek_chipset MT8755mediatek_chipset MT8775mediatek_chipset MT8792mediatek_chipset MT8793mediatek_chipset MT8863mediatek_chipset MT8873mediatek_chipset MT8875mediatek_chipset MT8883Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
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