Recorded 18 Oct 2026 at 14:54 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.
Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory
Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory
What it said
- CVE
- CVE-2026-12345
- Severity
- Low
- CVSS base score
- Not published
- CVSS vector
- Not published
- Impact
- Not stated
- Exploitation detected
- Not reported by MSRC
- Publicly disclosed
- No
- Exploitability
- Not assessed
- Component
- Mariner
- Weakness
- CWE-59: Improper Link Resolution Before File Access ('Link Following')
- Issued by
- PSF
- Customer action
- Required: apply the update
- Affected products
- azl3 python3 3.12.14-2 on Azure Linux 3.0
- Updates that fix it
- No KB listed
- CISA KEV
- Not listed in the collected catalog
- EPSS
- Not scored
- Public exploit code
- No Nuclei template listed
- Published
- 3 Oct 2026 01:41 UTC
- Last revised
- 16 Oct 2026 01:49 UTC
- Revision note
- Information published.
Recorded links
Source evidence when recorded
- Microsoft security releases
- Complete at observationRead 18 Oct 2026 at 14:53 UTC
- CISA KEV
- Complete at observationRead 18 Oct 2026 at 14:53 UTC
- FIRST EPSS
- Complete at observationRead 18 Oct 2026 at 14:53 UTC
- Public exploit code
- Complete at observationRead 18 Oct 2026 at 14:53 UTC
Coverage describes the sources at this observation. A complete read then does not establish their current position.
What changed
First observed 14 Oct 2026- 18 Oct 2026 · 14:54:30 UTC Link: September 2026/security?release=2026-Sep#cves
- 16 Oct 2026 · 07:41:54 UTC Last revised6 Oct 2026 03:52 UTC → 16 Oct 2026 01:49 UTC
- 16 Oct 2026 · 07:41:54 UTC Affected productsazl3 python3 3.12.14-2 on Azure Linux 3.0, azl3 tensorflow 2.16.1-11 on Azure Linux 3.0 → azl3 python3 3.12.14-2 on Azure Linux 3.0
- 16 Oct 2026 · 07:41:54 UTC SeverityModerate → Low
- 14 Oct 2026 · 11:22:42 UTC Source coverage: msrc-cvrfIncomplete → Current
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