CVE-2026-116590

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.40% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 34.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-10-27.

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

2026-10-26 21:48Z2 DAYS AGO

Last updated

2026-10-26 21:48Z2 DAYS AGO

Reserved

2026-10-26

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 5.9)

CNA CVSS vector

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

Weaknesses

• CWE-129Improper Validation of Array IndexVariant
• CWE-787Out-of-bounds WriteBase

Data version

5.2

Document digest

84ee1dd087f30ffe0192ced16c29b5ee122173b7c8da476b989c55b17a49ec6b

• github.comhttps://github.com/xerial/snappy-java/security/advisories/GHSA-xqrx-qh46-34m7x_refsource_CONFIRM
• github.comhttps://github.com/xerial/snappy-java/pull/741x_refsource_MISC
• github.comhttps://github.com/xerial/snappy-java/commit/2d7ca71c087a98f1219fb2d51909f3891c3ce77bx_refsource_MISC
• github.comhttps://github.com/xerial/snappy-java/releases/tag/v1.1.10.9x_refsource_MISC