SUSE · Security update for micropython
Affects SUSESource GCVE Database
Public exploit available · CVSS 4.8 Medium.
Data as of 31 Oct 2026, 20:20 UTC
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 13% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 6 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 31 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| micropython | Affected
| Fixed in– |
GitHubmicropython/micropythonpkg:github/micropython/micropythonOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Apply the official MicroPython update that fixes CVE-2026-1998. The update is available in version 1.26.1 and includes the fix for the segmentation fault. No additional mitigation is indicated.
Description
A security update for MicroPython addresses a segmentation fault vulnerability (CVE-2026-1998) in the function mp_map_lookup triggered via mp_import_all. The update also includes various component updates and fixes unrelated to the vulnerability. No CVSS score is provided, but the issue is assessed as low severity.