# CVE-2026-25280: Qualcomm component memory corruption in escape handling Source: https://junglewise.ai/threats/cve-2026-25280-qualcomm-component-memory-corruption-in-escape-handling Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Published: 2026-09-17. Updated: 2026-09-26 License: CC BY 4.0 with a link back CVE-2026-25280 · Severity: high · CVSS 7.8 · Published 2026-09-17 A memory corruption vulnerability exists in Qualcomm component processing when handling escape sequences with insufficient user buffer allocation. An attacker can exploit this flaw to cause memory corruption, potentially leading to denial of service or code execution on affected devices. Technologies: [Qualcomm Cologne](https://junglewise.ai/threats/technologies/cologne), [Qualcomm Cologne Firmware](https://junglewise.ai/threats/technologies/cologne-firmware), [Qualcomm Fastconnect 6700](https://junglewise.ai/threats/technologies/fastconnect-6700), [Qualcomm Fastconnect 6700 Firmware](https://junglewise.ai/threats/technologies/fastconnect-6700-firmware), [Qualcomm Fastconnect 6900](https://junglewise.ai/threats/technologies/fastconnect-6900), [Qualcomm Fastconnect 6900 Firmware](https://junglewise.ai/threats/technologies/fastconnect-6900-firmware), [Qualcomm Fastconnect 7800](https://junglewise.ai/threats/technologies/fastconnect-7800), [Qualcomm Fastconnect 7800 Firmware](https://junglewise.ai/threats/technologies/fastconnect-7800-firmware), [Qualcomm Iqx5121](https://junglewise.ai/threats/technologies/iqx5121), [Qualcomm Iqx5121 Firmware](https://junglewise.ai/threats/technologies/iqx5121-firmware), [Qualcomm Iqx7181](https://junglewise.ai/threats/technologies/iqx7181), [Qualcomm Iqx7181 Firmware](https://junglewise.ai/threats/technologies/iqx7181-firmware), [Qualcomm Qca0000](https://junglewise.ai/threats/technologies/qca0000), [Qualcomm Qca0000 Firmware](https://junglewise.ai/threats/technologies/qca0000-firmware), [Qualcomm Qcm5430](https://junglewise.ai/threats/technologies/qcm5430), [Qualcomm Qcm5430 Firmware](https://junglewise.ai/threats/technologies/qcm5430-firmware), [Qualcomm Qcm6490](https://junglewise.ai/threats/technologies/qcm6490), [Qualcomm Qcm6490 Firmware](https://junglewise.ai/threats/technologies/qcm6490-firmware), [Qualcomm Sc8380xp](https://junglewise.ai/threats/technologies/sc8380xp), [Qualcomm SC8380XP Firmware](https://junglewise.ai/threats/technologies/sc8380xp-firmware), [Qualcomm Snapdragon X2 Elite](https://junglewise.ai/threats/technologies/snapdragon-x2-elite), [Qualcomm Snapdragon X2 Elite Firmware](https://junglewise.ai/threats/technologies/snapdragon-x2-elite-firmware), [Qualcomm Video Collaboration Vc3 Platform](https://junglewise.ai/threats/technologies/video-collaboration-vc3-platform), [Qualcomm Video Collaboration Vc3 Platform Firmware](https://junglewise.ai/threats/technologies/video-collaboration-vc3-platform-firmware), [Qualcomm Wcd9370](https://junglewise.ai/threats/technologies/wcd9370), [Qualcomm Wcd9370 Firmware](https://junglewise.ai/threats/technologies/wcd9370-firmware), [Qualcomm Wcd9375](https://junglewise.ai/threats/technologies/wcd9375), [Qualcomm Wcd9375 Firmware](https://junglewise.ai/threats/technologies/wcd9375-firmware), [Qualcomm Wcd9378c](https://junglewise.ai/threats/technologies/wcd9378c), [Qualcomm Wcd9378c Firmware](https://junglewise.ai/threats/technologies/wcd9378c-firmware), [Qualcomm Wcd9380](https://junglewise.ai/threats/technologies/wcd9380), [Qualcomm Wcd9380 Firmware](https://junglewise.ai/threats/technologies/wcd9380-firmware), [Qualcomm Wcd9385](https://junglewise.ai/threats/technologies/wcd9385), [Qualcomm Wcd9385 Firmware](https://junglewise.ai/threats/technologies/wcd9385-firmware), [Qualcomm Wsa8840](https://junglewise.ai/threats/technologies/wsa8840), [Qualcomm Wsa8840 Firmware](https://junglewise.ai/threats/technologies/wsa8840-firmware), [Qualcomm Wsa8845](https://junglewise.ai/threats/technologies/wsa8845), [Qualcomm Wsa8845 Firmware](https://junglewise.ai/threats/technologies/wsa8845-firmware), [Qualcomm Wsa8845h](https://junglewise.ai/threats/technologies/wsa8845h), [Qualcomm Wsa8845h Firmware](https://junglewise.ai/threats/technologies/wsa8845h-firmware). Vendors: [Qualcomm](https://junglewise.ai/threats/vendors/qualcomm). ## Quick answers **Is CVE-2026-25280 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-25280 being exploited in the wild. **How severe is CVE-2026-25280?** High severity, with a CVSS score of 7.8, published 17 September 2026. **Which products and versions are affected?** Qualcomm . **Is there a fix for CVE-2026-25280?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it. **How is CVE-2026-25280 attacked?** It is attacked over the network or with local access, in device firmware. **Am I affected by CVE-2026-25280?** Check whether you run Qualcomm Cologne, Qualcomm Cologne Firmware, Qualcomm Fastconnect 6700 or one of the others listed. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you. ## Technical details The vulnerability is a memory corruption flaw in the escape handling flow triggered by insufficient user buffer sizes. The attack vector is network or local access depending on the specific Qualcomm component affected. No authentication is typically required to trigger the vulnerability. Successful exploitation can result in memory corruption leading to denial of service, information disclosure, or potentially remote code execution. Qualcomm has published security updates in their September 2026 bulletin addressing this issue. ## Affected products - Qualcomm ## Timeline - 2026-09-17: disclosed ## References - [https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html](https://docs.qualcomm.com/product/publicresources/securitybulletin/september-2026-bulletin.html) ## Related threats - [Qualcomm transient denial of service while parsing frame during channel usage](https://junglewise.ai/threats/cve-2026-25294-qualcomm-transient-denial-of-service-while-parsing-frame-during) - [Qualcomm component memory corruption in buffer validation](https://junglewise.ai/threats/cve-2026-25290-qualcomm-component-memory-corruption-in-buffer-validation) - [Qualcomm component use-after-free information disclosure](https://junglewise.ai/threats/cve-2026-25284-qualcomm-component-use-after-free-information-disclosure) - [Qualcomm buffer overflow in external data handling](https://junglewise.ai/threats/cve-2026-25283-qualcomm-buffer-overflow-in-external-data-handling) - [Qualcomm component out-of-bounds memory access in data processing](https://junglewise.ai/threats/cve-2026-25282-qualcomm-component-out-of-bounds-memory-access-in-data-processing)