01 Record
CVE-2026-90959
Pulpcore: pulpcore: file:// scheme allowlist bypass in content upload file_url field enables arbitrary file read and pulp container registry signing key theft
HighPUBLISHEDCNA: redhat
CNA base score8.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
02 Description
Pulpcore: pulpcore: file:// scheme allowlist bypass in content upload file_url field enables arbitrary file read and pulp container registry signing key theft
03 Exploitation and scoring
- 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 ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 34.9% of scored records. A rank, not a probability.
- NVD base score
- 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-21.
- 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.
04 Metadata
- Published
- 2026-09-24 14:49Z1 MO AGO
- Last updated
- 2026-10-21 18:59Z7 DAYS AGO
- Reserved
- 2026-09-14
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-22Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')Base
- Data version
- 5.2
- Document digest
- 69e001faf9fe20d1de3c32897fac041c3aa3f3bcbe665eeea26c6ac192e1c2a9
05 Affected products
VendorProductVersionsPlatforms
06 References
- access.redhat.comRHSA-2026:87004https://access.redhat.com/errata/RHSA-2026:87004
- access.redhat.comRHSA-2026:87120https://access.redhat.com/errata/RHSA-2026:87120
- access.redhat.comRHSA-2026:87124https://access.redhat.com/errata/RHSA-2026:87124
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-90959
- bugzilla.redhat.comRHBZ#2533037https://bugzilla.redhat.com/show_bug.cgi?id=2533037