CVE-2026-89172 json
Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms
published 2026-09-12 57 d ago modified 2026-09-16 53 d ago also EUVD-2026-76846
- cvss
- 5.6
- version 4.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 9%
- public exploits
- 0
- none known
Summary
Improper protection of physical side channels vulnerability in Microchip AN1044, Microchip AN953, and Microchip SW300052.
This issue affects AN1044: through A; AN953: through A; SW300052: through 2.6.
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 55 d ago
Exploit prediction
0.20% chance of exploitation in the next 30 days, higher than 9% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.6 | CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N |
| CNA | 4.0 | 5.6 | CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
Affected products
- Microchip AN1044
- Microchip AN953
- Microchip SW300052
Classification
- Weakness
-
- CWE-1300 Improper Protection of Physical Side Channels
References
-
microchip.com
/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/side-
vendor-advisory
-
microchip.com
/en-us/application-notes/an1044
related
-
microchip.com
/en-us/application-notes/an953
related
-
microchip.com
/en-us/development-tool/sw300052
related
Sources
- CVE List CVE-2026-89172
- NVD CVE-2026-89172
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.