CVE-2026-47737

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.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• 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

0.27% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 18.0% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Deferred. NVD last modified this record on 2026-07-15.

Red Hat severity

Important. 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

2026-07-14 19:45Z1 MO AGO

Last updated

2026-07-15 14:10Z1 MO AGO

Reserved

2026-05-19

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

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

Weaknesses

• CWE-290Authentication Bypass by SpoofingBase
• CWE-345Insufficient Verification of Data AuthenticityClass
• CWE-358Improperly Implemented Security Check for StandardBase

Data version

5.2

Document digest

20e308b9d3b87031dec2b060c7702f8b3308ab91f516e1f1f9add2cbecd08ff6

• github.comhttps://github.com/puma/puma/security/advisories/GHSA-2vqw-3mp8-cgmxx_refsource_CONFIRM
• github.comhttps://github.com/puma/puma/pull/3944x_refsource_MISC
• github.comhttps://github.com/puma/puma/pull/3947x_refsource_MISC
• github.comhttps://github.com/puma/puma/commit/439c6136d9c2275721b7864db3ee78af7c80889fx_refsource_MISC
• github.comhttps://github.com/puma/puma/commit/ebe9db3929ab8299d19c8f5b41e8ef4f4b22fa58x_refsource_MISC
• github.comhttps://github.com/puma/puma/releases/tag/v7.2.1x_refsource_MISC
• github.comhttps://github.com/puma/puma/releases/tag/v8.0.2x_refsource_MISC