CVE-2026-54517

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

0.38% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 31.2% of scored records. A rank, not a probability.

NVD base score

5.3 (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:L/A:N

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-27.

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

2026-06-23 20:47Z2 MO AGO

Last updated

2026-06-24 19:13Z2 MO AGO

Reserved

2026-06-15

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

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

Weaknesses

• CWE-863Incorrect AuthorizationClass
• CWE-1220Insufficient Granularity of Access ControlBase

Data version

5.2

Document digest

ffc70679b4b2c0f8505ce3b6c190ff9140c3257e1b8691a6638c048db1680083

• github.comhttps://github.com/FasterXML/jackson-databind/security/advisories/GHSA-5hh8-q8hv-fr38x_refsource_CONFIRM
• github.comhttps://github.com/FasterXML/jackson-databind/pull/5969x_refsource_MISC
• github.comhttps://github.com/FasterXML/jackson-databind/pull/5970x_refsource_MISC
• github.comhttps://github.com/FasterXML/jackson-databind/commit/5bf23edb4221f7dd2ec8e71ff6d26c61640f261dx_refsource_MISC
• github.comhttps://github.com/FasterXML/jackson-databind/commit/94c5d215b3af1505098c686405d9641f041a9962x_refsource_MISC