CVE-2026-21368

Memory Corruption when parsing jpeg commands due to unaccounted extra writes to the buffer during validation checks. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

CVE-2026-21368 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0006, placing it in the 0th percentile for exploitation probability.

CVE-2026-21368 affects products from qualcomm, specifically: fastconnect_6700, fastconnect_6700_firmware, fastconnect_6900, fastconnect_6900_firmware, fastconnect_7800, fastconnect_7800_firmware, g3x_gen_2, g3x_gen_2_firmware, iq-9075, iq-9075_firmware, lemans_au_lgit, lemans_au_lgit_firmware, lemansau, lemansau_firmware, netrani, netrani_firmware, pandeiro, pandeiro_firmware, qam8255p, qam8255p_firmware, qamsrv1h, qamsrv1h_firmware, qamsrv1m, qamsrv1m_firmware, qca6595, qca6595_firmware, qca6595au, qca6595au_firmware, qca6678aq, qca6678aq_firmware, qca6698aq, qca6698aq_firmware, qca6698au, qca6698au_firmware, qca6797aq, qca6797aq_firmware, qcm4490, qcm4490_firmware, qcm8838, qcm8838_firmware, qcs4490, qcs4490_firmware, qcs8550, qcs8550_firmware, qln1083bd, qln1083bd_firmware, qln1086bd, qln1086bd_firmware, qpa1083bd, qpa1083bd_firmware, qpa1086bd, qpa1086bd_firmware, qxm1093, qxm1093_firmware, qxm1094, qxm1094_firmware, qxm1095, qxm1095_firmware, qxm1096, qxm1096_firmware, sa7255p, sa7255p_firmware, sa7775p, sa7775p_firmware, sa8255p, sa8255p_firmware, sa8620p, sa8620p_firmware, sa8770p, sa8770p_firmware, sa9000p, sa9000p_firmware, sar2130p, sar2130p_firmware, sc8380xp, sc8380xp_firmware, sd865_5g, sd865_5g_firmware, sd_8_gen1_5g, sd_8_gen1_5g_firmware, sdr753, sdr753_firmware, sm7435, sm7435_firmware, sm7525, sm7525_firmware, sm7550, sm7550_firmware, sm7550p, sm7550p_firmware, sm8550p, sm8550p_firmware, snapdragon_460_mobile_platform, snapdragon_460_mobile_platform_firmware, snapdragon_4_gen_2_mobile_platform, snapdragon_4_gen_2_mobile_platform_firmware, snapdragon_662_mobile_platform, snapdragon_662_mobile_platform_firmware, snapdragon_6_gen_1_mobile_platform, snapdragon_6_gen_1_mobile_platform_firmware, snapdragon_6_gen_3_mobile_platform, snapdragon_6_gen_3_mobile_platform_firmware, snapdragon_7_gen_1_mobile_platform, snapdragon_7_gen_1_mobile_platform_firmware, snapdragon_8\+_gen_2_mobile_platform, snapdragon_8\+_gen_2_mobile_platform_firmware, snapdragon_8_elite, snapdragon_8_elite_firmware, snapdragon_8_gen_1_mobile_platform, snapdragon_8_gen_1_mobile_platform_firmware, snapdragon_8_gen_2_mobile_platform, snapdragon_8_gen_2_mobile_platform_firmware, snapdragon_ar1_gen_1_platform, snapdragon_ar1_gen_1_platform_firmware, snapdragon_xr2\+_gen_1_platform, snapdragon_xr2\+_gen_1_platform_firmware, snapdragon_xr2_5g_platform, snapdragon_xr2_5g_platform_firmware, srv1h, srv1h_firmware, srv1m, srv1m_firmware, sxr2230p, sxr2230p_firmware, sxr2330p, sxr2330p_firmware, sxr2350p, sxr2350p_firmware, wcd9370, wcd9370_firmware, wcd9371, wcd9371_firmware, wcd9375, wcd9375_firmware, wcd9378, wcd9378_firmware, wcd9380, wcd9380_firmware, wcd9385, wcd9385_firmware, wcd9390, wcd9390_firmware, wcd9395, wcd9395_firmware, wcn3950, wcn3950_firmware, wcn3988, wcn3988_firmware, wcn6450, wcn6450_firmware, wcn6650, wcn6650_firmware, wcn6755, wcn6755_firmware, wcn7860, wcn7860_firmware, wcn7861, wcn7861_firmware, wcn7881, wcn7881_firmware, wsa8810, wsa8810_firmware, wsa8815, wsa8815_firmware, wsa8830, wsa8830_firmware, wsa8832, wsa8832_firmware, wsa8835, wsa8835_firmware, wsa8840, wsa8840_firmware, wsa8845, wsa8845_firmware, wsa8845h, wsa8845h_firmware, x1e80100, x1e80100_firmware, xrv7209, xrv7209_firmware, xrv9209, xrv9209_firmware. Check the affected products table above for specific version ranges.

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.