Adjacent disclosure of NG-eCall signaling data
Published Aug 4, 2026 · Updated Aug 4, 2026
Information disclosure in Qualcomm Snapdragon data modem firmware allows adjacent attackers to read NG-eCall SIP signaling data. Qualcomm has not disclosed the exact data-modem operation that exposes the signaling when IPsec negotiation fails or is not established correctly. Exploitation requires adjacent-network access during NG-eCall signaling and affects confidentiality only; integrity and service availability are unaffected.
Summary
What happened
Information disclosure in Qualcomm Snapdragon data modem firmware allows adjacent attackers to read NG-eCall SIP signaling data. Qualcomm has not disclosed the exact data-modem operation that exposes the signaling when IPsec negotiation fails or is not established correctly. Exploitation requires adjacent-network access during NG-eCall signaling and affects confidentiality only; integrity and service availability are unaffected.
The record
- CVE
- CVE-2026-24078
- Published
- Aug 4, 2026
- Updated
- Aug 4, 2026
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-359, T1040
- Attack vector
- adjacent
- Privileges
- unauthenticated
Timeline
How it unfolded
- Aug 4, 2026CVE publishedPublication date reported by the CVE source.
- Aug 4, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=5G Fixed Wireless Access Platform
- Affected versionversion=AR8035
- Affected versionversion=CSRA6620
- Affected versionversion=CSRA6640
- Affected versionversion=FastConnect 6200
- Affected versionversion=FastConnect 6700
- Affected versionversion=FastConnect 6800
- Affected versionversion=FastConnect 6900
- Affected versionversion=FastConnect 7800
- Affected versionversion=FSM20055
- Affected versionversion=FSM200 Platform
- Affected versionversion=FWA Gen 3 Ultra Platform
- Affected versionversion=G1 Gen 1
- Affected versionversion=Milos
- Affected versionversion=Netrani
- Affected versionversion=Orne
- Affected versionversion=Palawan25
- Affected versionversion=QCA6174A
- Affected versionversion=QCA6391
- Affected versionversion=QCA6574A
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6584AU
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6678AQ
- Affected versionversion=QCA6688AQ
- Affected versionversion=QCA6696
- Affected versionversion=QCA6698AQ
- Affected versionversion=QCA6698AU
- Affected versionversion=QCA6797AQ
- Affected versionversion=QCA8081
- Affected versionversion=QCA8337
- Affected versionversion=QCC710
- Affected versionversion=QCM2290
- Affected versionversion=QCM4325
- Affected versionversion=QCM4490
- Affected versionversion=QCM5430
- Affected versionversion=QCM6490
- Affected versionversion=QCN6024
- Affected versionversion=QCN6224
- Affected versionversion=QCN6274
- Affected versionversion=QCN9011
- Affected versionversion=QCN9012
- Affected versionversion=QCN9024
- Affected versionversion=QCS2290
- Affected versionversion=QCS4290
- Affected versionversion=QCS4490
- Affected versionversion=QCS8550
- Affected versionversion=QEP8111
- Affected versionversion=QFW7114
- Affected versionversion=QFW7124
- Affected versionversion=QMP1000
- Affected versionversion=Qualcomm Video Collaboration VC3 Platform
- Affected versionversion=Robotics RB2 Platform
- Affected versionversion=SD662
- Affected versionversion=SD 8 Gen1 5G
- Affected versionversion=SDX57M
- Affected versionversion=SDX61
- Affected versionversion=SM6225P
- Affected versionversion=SM6650P
- Affected versionversion=SM7325P
- Affected versionversion=SM7435
- Affected versionversion=SM7550
- Affected versionversion=SM7550P
- Affected versionversion=SM7635P
- Affected versionversion=SM7675
- Affected versionversion=SM7675P
- Affected versionversion=SM8475P
- Affected versionversion=SM8550P
- Affected versionversion=SM8635
- Affected versionversion=SM8635P
- Affected versionversion=SM8650Q
- Affected versionversion=SM8750P
- Affected versionversion=Snapdragon 460 Mobile Platform
- Affected versionversion=Snapdragon 480 5G Mobile Platform
- Affected versionversion=Snapdragon 480+ 5G Mobile Platform
- Affected versionversion=Snapdragon 4 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 4 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 662 Mobile Platform
- Affected versionversion=Snapdragon 680 4G Mobile Platform
- Affected versionversion=Snapdragon 685 4G Mobile Platform
- Affected versionversion=Snapdragon 690 5G Mobile Platform
- Affected versionversion=Snapdragon 695 5G Mobile Platform
- Affected versionversion=Snapdragon 6 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 6 Gen 3 Mobile Platform
- Affected versionversion=Snapdragon 6 Gen 4 Mobile Platform
- Affected versionversion=Snapdragon 778G 5G Mobile Platform
- Affected versionversion=Snapdragon 778G+ 5G Mobile Platform
- Affected versionversion=Snapdragon 782G Mobile Platform
- Affected versionversion=Snapdragon 7c+ Gen 3 Compute
- Affected versionversion=Snapdragon 7 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 7+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 7s Gen 3 Mobile Platform
- Affected versionversion=Snapdragon 865 5G Mobile Platform
- Affected versionversion=Snapdragon 865+ 5G Mobile Platform
- Affected versionversion=Snapdragon 870 5G Mobile Platform
- Affected versionversion=Snapdragon 888 5G Mobile Platform
- Affected versionversion=Snapdragon 888+ 5G Mobile Platform
- Affected versionversion=Snapdragon 8 Elite
- Affected versionversion=Snapdragon 8 Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 1 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8+ Gen 2 Mobile Platform
- Affected versionversion=Snapdragon 8 Gen 3 Mobile Platform
- Affected versionversion=Snapdragon Auto 5G Modem-RF
- Affected versionversion=Snapdragon Auto 5G Modem-RF Gen 2
- Affected versionversion=Snapdragon W5+ Gen 1 Wearable Platform
- Affected versionversion=Snapdragon X32 5G Modem-RF System
- Affected versionversion=Snapdragon X35 5G Modem-RF System
- Affected versionversion=Snapdragon X53 5G Modem-RF System
- Affected versionversion=Snapdragon X55 5G Modem-RF System
- Affected versionversion=Snapdragon X65 5G Modem-RF System
- Affected versionversion=Snapdragon X72 5G Modem-RF System
- Affected versionversion=Snapdragon X75 5G Modem-RF System
- Affected versionversion=SW5100
- Affected versionversion=SW5100P
- Affected versionversion=SW6100
- Affected versionversion=SW6100P
- Affected versionversion=Themisto
- Affected versionversion=WCD9335
- Affected versionversion=WCD9340
- Affected versionversion=WCD9360
- Affected versionversion=WCD9370
- Affected versionversion=WCD9371
- Affected versionversion=WCD9375
- Affected versionversion=WCD9378
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCD9390
- Affected versionversion=WCD9395
- Affected versionversion=WCN3910
- Affected versionversion=WCN3950
- Affected versionversion=WCN3980
- Affected versionversion=WCN3988
- Affected versionversion=WCN6650
- Affected versionversion=WCN6755
- Affected versionversion=WCN7860
- Affected versionversion=WCN7861
- Affected versionversion=WCN7880
- Affected versionversion=WCN7881
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8832
- Affected versionversion=WSA8835
- Affected versionversion=WSA8840
- Affected versionversion=WSA8845
- Affected versionversion=WSA8845H
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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