Mbedtls: [Unknown description] (CVE-2026-49300)
Description
CVE-2026-49300 is a medium severity vulnerability affecting multiple specific versions of the mbedtls library. The exact nature and technical details of the vulnerability are unknown based on the provided information. There is no CVSS score or detailed description available. No known exploits are reported in the wild. The affected versions include a range of mbedtls releases primarily used in Ubuntu distributions. No patch or remediation information is provided, so the patch status is not confirmed.
Affected software
pkg:deb/ubuntu/mbedtls?arch=source&distro=xenialpkg:deb/ubuntu/mbedtls?arch=source&distro=esm-apps/bionicpkg:deb/ubuntu/mbedtls?arch=source&distro=esm-apps/focalpkg:deb/ubuntu/mbedtls?arch=source&distro=esm-apps/jammypkg:deb/ubuntu/mbedtls?arch=source&distro=esm-apps/noblepkg:deb/ubuntu/mbedtls?arch=source&distro=stonkingpkg:deb/ubuntu/mbedtls?arch=source&distro=resoluteRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This entry identifies a vulnerability in the mbedtls cryptographic library, tracked as CVE-2026-49300. The description and technical details of the vulnerability are not provided, limiting the ability to analyze the specific threat or attack vectors. The affected versions are explicitly listed and correspond to various mbedtls releases used in Ubuntu environments. There is no information on available patches or fixes, nor any known exploitation activity.
Potential Impact
Due to the lack of detailed information, the precise impact of this vulnerability cannot be determined. The medium severity rating suggests a moderate risk, but without further details, the potential consequences remain unclear.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until more information is available, users should monitor official mbedtls and Ubuntu security advisories for updates and apply patches promptly once released.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- UBUNTU-CVE-2026-49300
- Osv Schema Version
- 1.7.0
- Ecosystems
- ["Ubuntu:16.04:LTS","Ubuntu:Pro:18.04:LTS","Ubuntu:Pro:20.04:LTS","Ubuntu:Pro:22.04:LTS","Ubuntu:Pro:24.04:LTS","Ubuntu:26.10","Ubuntu:26.04:LTS"]
Threat ID: 6ad3f61a2cdf04f656664183
Added to database: 10/17/2026, 22:26:34 UTC
Last enriched: 10/18/2026, 01:04:02 UTC
Last updated: 10/18/2026, 01:04:02 UTC
Views: 3
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