CVE-2026-23890

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• 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

0.50% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 42.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

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

2026-01-26 21:53Z9 MO AGO

Last updated

2026-01-27 21:39Z9 MO AGO

Reserved

2026-01-16

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-23Relative Path TraversalBase

Data version

5.2

Document digest

39a591f4825f9fd23e88a6ce12c4bc924d9575062bbaaee0115d8da1f545e575

• github.comhttps://github.com/pnpm/pnpm/security/advisories/GHSA-xpqm-wm3m-f34hx_refsource_CONFIRM
• github.comhttps://github.com/pnpm/pnpm/commit/8afbb1598445d37985d91fda18abb4795ae5062dx_refsource_MISC
• github.comhttps://github.com/pnpm/pnpm/releases/tag/v10.28.1x_refsource_MISC