PatchTheCVE: paxtechnologyhttps://patchthecve.com/CVEs with upgrade or downgrade fix stepsCVE-2023-4818: PAX A920 device allows to downgrade bootloader due to a bug in its version checkhttps://patchthecve.com/cve/CVE-2023-4818.htmlhttps://patchthecve.com/cve/CVE-2023-4818.htmlWed, 17 Jun 2026 06:38:40 +0000HIGH 7.6: PAX A920 device allows to downgrade bootloader due to a bug in its version check. The signature is correctly checked and only bootloader signed by PAX can be used.  The attacker must have physical USB access to the device in order to exploit this vulnerability.CVE-2023-42137: PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow for commahttps://patchthecve.com/cve/CVE-2023-42137.htmlhttps://patchthecve.com/cve/CVE-2023-42137.htmlWed, 17 Jun 2026 06:23:32 +0000HIGH 7.8: PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow for command execution with high privileges by using malicious symlinks. The attacker must have shell access to the device in order to exploit this vulnerability.CVE-2023-42136: PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow the execuhttps://patchthecve.com/cve/CVE-2023-42136.htmlhttps://patchthecve.com/cve/CVE-2023-42136.htmlWed, 17 Jun 2026 06:23:32 +0000HIGH 7.8: PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow the execution of arbitrary commands with system account privilege by shell injection starting with a specific word. The attacker must have shell access to the device in order to exploit this vulnCVE-2023-42135: PAX A920Pro/A50 devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow local code exechttps://patchthecve.com/cve/CVE-2023-42135.htmlhttps://patchthecve.com/cve/CVE-2023-42135.htmlWed, 17 Jun 2026 06:23:32 +0000MEDIUM 6.8: PAX A920Pro/A50 devices with PayDroid_8.1.0_Sagittarius_V11.1.50_20230614 or earlier can allow local code execution via parameter injection by bypassing the input validation when flashing a specific partition. The attacker must have physical USB access to the device in order to exploit this vuCVE-2023-42134: PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.45_20230314 or earlier can allow the signehttps://patchthecve.com/cve/CVE-2023-42134.htmlhttps://patchthecve.com/cve/CVE-2023-42134.htmlWed, 17 Jun 2026 06:23:32 +0000MEDIUM 6.8: PAX Android based POS devices with PayDroid_8.1.0_Sagittarius_V11.1.45_20230314 or earlier can allow the signed partition overwrite and subsequently local code execution via hidden command. The attacker must have physical USB access to the device in order to exploit this vulnerability.