CVE-2026-57555

HIGH

Published Oct 6, 2026 Modified Oct 9, 2026 CWE-416

Description

Memory Corruption when executing system service routines due to improper handling of user input buffers.

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CVSS v3.1 Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploit Prediction

0.0007

Probability of exploitation

0.00%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-416 Use After Free

Affected Products

Vendor	Product	Versions
qualcomm	cologne_firmware	All
qualcomm	cologne	All
qualcomm	fastconnect_6700_firmware	All
qualcomm	fastconnect_6700	All
qualcomm	fastconnect_6900_firmware	All
qualcomm	fastconnect_6900	All
qualcomm	fastconnect_7800_firmware	All
qualcomm	fastconnect_7800	All
qualcomm	iqx5121_firmware	All
qualcomm	iqx5121	All
qualcomm	iqx7181_firmware	All
qualcomm	iqx7181	All
qualcomm	qca0000_firmware	All
qualcomm	qca0000	All
qualcomm	qcm5430_firmware	All
qualcomm	qcm5430	All
qualcomm	qcm6490_firmware	All
qualcomm	qcm6490	All
qualcomm	video_collaboration_vc3_platform_firmware	All
qualcomm	video_collaboration_vc3_platform	All
qualcomm	sc8380xp_firmware	All
qualcomm	sc8380xp	All
qualcomm	snapdragon_x2_elite_firmware	All
qualcomm	snapdragon_x2_elite	All
qualcomm	snapdragon_reality_elite_platform_firmware	All
qualcomm	snapdragon_reality_elite_platform	All
qualcomm	wcd9370_firmware	All
qualcomm	wcd9370	All
qualcomm	wcd9375_firmware	All
qualcomm	wcd9375	All
qualcomm	wcd9378c_firmware	All
qualcomm	wcd9378c	All
qualcomm	wcd9380_firmware	All
qualcomm	wcd9380	All
qualcomm	wcd9385_firmware	All
qualcomm	wcd9385	All
qualcomm	wsa8835_firmware	All
qualcomm	wsa8835	All
qualcomm	wsa8840_firmware	All
qualcomm	wsa8840	All
qualcomm	wsa8845_firmware	All
qualcomm	wsa8845	All
qualcomm	wsa8845h_firmware	All
qualcomm	wsa8845h	All

References

Advisories & Patches

https://docs.qualcomm.com/product/publicresources/securitybulletin/october-2026-bulletin.html

Frequently Asked Questions

What is CVE-2026-57555? +

Memory Corruption when executing system service routines due to improper handling of user input buffers. It has a CVSS v3.1 base score of 7.8 (HIGH).

How severe is CVE-2026-57555? +

CVE-2026-57555 has a CVSS v3.1 score of 7.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0007, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-57555? +

CVE-2026-57555 affects products from qualcomm, specifically: cologne, cologne_firmware, fastconnect_6700, fastconnect_6700_firmware, fastconnect_6900, fastconnect_6900_firmware, fastconnect_7800, fastconnect_7800_firmware, iqx5121, iqx5121_firmware, iqx7181, iqx7181_firmware, qca0000, qca0000_firmware, qcm5430, qcm5430_firmware, qcm6490, qcm6490_firmware, sc8380xp, sc8380xp_firmware, snapdragon_reality_elite_platform, snapdragon_reality_elite_platform_firmware, snapdragon_x2_elite, snapdragon_x2_elite_firmware, video_collaboration_vc3_platform, video_collaboration_vc3_platform_firmware, wcd9370, wcd9370_firmware, wcd9375, wcd9375_firmware, wcd9378c, wcd9378c_firmware, wcd9380, wcd9380_firmware, wcd9385, wcd9385_firmware, wsa8835, wsa8835_firmware, wsa8840, wsa8840_firmware, wsa8845, wsa8845_firmware, wsa8845h, wsa8845h_firmware. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-57555? +

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.

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