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CVE-2025-21482

Cryptographic Issues in Core

7.1 High

Cryptographic issue while performing RSA PKCS padding decoding.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
None

Exploit likelihood

0.09%Up 0.1 points since Sep 25, 2025
90%50%10%1%

What each source reports

CVE List Score used 7.1

Cryptographic Issues in Core

Cryptographic issue while performing RSA PKCS padding decoding.

Record
CVE-2025-21482
CVSS 3.1
7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-310
Updated
2026-11-02
EUVDEUVD-2025-31002 7.1

Cryptographic issue while performing RSA PKCS padding decoding.

Record
EUVD-2025-31002
CVSS 3.1
7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-mv3f-wvhc-h8hg 7.1

Cryptographic issue while performing RSA PKCS padding decoding.

Cryptographic issue while performing RSA PKCS padding decoding.

Record
GHSA-mv3f-wvhc-h8hg
CVSS 3.1
7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Updated
2026-11-02
NVD 7.1

Cryptographic issue while performing RSA PKCS padding decoding.

Record
CVE-2025-21482
CVSS 3.1
7.1 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness
CWE-310
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-21482 is a high vulnerability (CVSS 7.1) in Qualcomm 315 5g Iot Modem Firmware, published September 24, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.09%, the 0th percentile. No source names a fixed version.

References

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