CVE-2026-107817

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.15% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 4.2% of scored records. A rank, not a probability.

NVD base score

4.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

NVD analysis status

Analyzed. NVD last modified this record on 2026-10-14.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-10-09 17:22Z20 DAYS AGO

Last updated

2026-10-13 17:04Z16 DAYS AGO

Reserved

2026-10-08

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 4.4)

CNA CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.2

Document digest

de09bd5aabd4640dad7e0629b6e1826e242dc4c25d47c633a4be52e21d24212f

• github.comhttps://github.com/MariaDB/server/security/advisories/GHSA-89ph-64cf-gqccx_refsource_CONFIRM
• github.comhttps://github.com/MariaDB/server/commit/851f52470d470a96a66e0b7e5599f3b6c2e45907x_refsource_MISC
• github.comhttps://github.com/MariaDB/server/releases/tag/mariadb-10.11.19x_refsource_MISC
• github.comhttps://github.com/MariaDB/server/releases/tag/mariadb-10.6.28x_refsource_MISC
• github.comhttps://github.com/MariaDB/server/releases/tag/mariadb-11.4.13x_refsource_MISC
• github.comhttps://github.com/MariaDB/server/releases/tag/mariadb-11.8.9x_refsource_MISC
• github.comhttps://github.com/MariaDB/server/releases/tag/mariadb-12.3.3x_refsource_MISC
• github.comhttps://github.com/MariaDB/server/releases/tag/mariadb-13.0.2x_refsource_MISC
• jira.mariadb.orghttps://jira.mariadb.org/browse/MDEV-40678x_refsource_MISC