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Medium 5.6Published Sep 12, 2026
CVE-2026-89172Side-channel attack of AN1044/AN953/SW300052 cryptographic algorithms
Updated under an hour ago ()
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It affects Microchip AN1044 and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.6 MEDIUM (v4.0, CNA)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
- Weakness (CWE)
- CWE-1300
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Microchip
- NVD analysis
- Awaiting Analysis
- Record last updated
- Sep 14, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Microchip AN1044 microchip:an1044 (from the name) | through A | CNA record |
Microchip AN953 microchip:an953 (from the name) | through A | CNA record |
Microchip SW300052 microchip:sw300052 (from the name) | through 2.6 | CNA record |
References
- https://www.microchip.com/en-us/solutions/technologies/embedded-security/how-to-report-potential-product-security-vulnerabilities/side-channel-attack-an1044-an953-sw300052-cryptographic-algorithmsvendor-advisory
- https://www.microchip.com/en-us/application-notes/an1044related
- https://www.microchip.com/en-us/application-notes/an953related
- https://www.microchip.com/en-us/development-tool/sw300052related
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.