A vulnerability was recently discovered in the rpc.mountd daemon in the nfs-utils package for Linux, that allows a NFSv3 client to escalate the privileges assigned to it in the /etc/exports file at mount time. In particular, it allows the client to access any subdirectory or subtree of an exported directory, regardless of the set file permissions, and regardless of any 'root_squash' or 'all_squash' attributes that would normally be expected to apply to that client.
CVE-2025-12801
Score 6.5 from GitHub Security Advisory published 2026-03-04. a secondary CVSS source baseline 6.5; sources differ by 0.0.
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 6.5
- EG Score
- 6.5(medium)
- EG Risk
- 29(Track)EG Risk 29/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity65% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 38%
- KEV
- Not listed
Published
March 4, 2026
Last Modified
June 30, 2026
Advisory Details (10)
Auto-updated Jun 25, 2026Affected: Red Hat Enterprise Linux 9.4 Extended Update Support.
https://access.redhat.com/errata/RHSA-2026:3942Affected: Red Hat Enterprise Linux 9.6 Extended Update Support.
https://access.redhat.com/errata/RHSA-2026:3941Affected: Red Hat Enterprise Linux 9.
https://access.redhat.com/errata/RHSA-2026:3940Affected: Red Hat Enterprise Linux 10.
https://access.redhat.com/errata/RHSA-2026:3939Affected: Red Hat Enterprise Linux 8.
https://access.redhat.com/errata/RHSA-2026:3938Vendor Advisories for CVE-2025-12801(8)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- RHSA-2026:5873Red Hat Product SecurityMedium
Red Hat Security Advisory: OpenShift Container Platform 4.16.59 bug fix and security update
- RHSA-2026:5127Red Hat Product SecurityMedium
Red Hat Security Advisory: OpenShift Container Platform 4.18.36 bug fix and security update
- RHSA-2026:5606Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat Ceph Storage
- RHSA-2026:3941Red Hat Product SecurityMedium
Red Hat Security Advisory: nfs-utils security update
- RHSA-2026:3939Red Hat Product SecurityMedium
Red Hat Security Advisory: nfs-utils security update
- RHSA-2026:3942Red Hat Product SecurityMedium
Red Hat Security Advisory: nfs-utils security update
- RHSA-2026:3940Red Hat Product SecurityMedium
Red Hat Security Advisory: nfs-utils security update
- RHSA-2026:3938Red Hat Product SecurityMedium
Red Hat Security Advisory: nfs-utils security update
Patch Availability(10)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| redhat | rhcos-416.94.202603231244-0 | 2026-04-02 | redhat |
| redhat | rhcos-4.19.9.6.202603251941-0 | 2026-04-01 | redhat |
| redhat | rhcos-417.94.202603242359-0 | 2026-04-01 | redhat |
| redhat | rhcos-418.94.202603181125-0 | 2026-03-25 | redhat |
| redhat | rhceph/rhceph-8-rhel9:1774002867 | 2026-03-24 | redhat |
| redhat | nfs-utils-1:2.5.4-34.el9_6.3 | 2026-03-06 | redhat |
| redhat | nfs-utils-1:2.8.3-0.el10_1.3 | 2026-03-06 | redhat |
| redhat | nfs-utils-1:2.5.4-26.el9_4.3 | 2026-03-06 | redhat |
| redhat | nfs-utils-1:2.3.3-68.el8_10 | 2026-03-05 | redhat |
| redhat | nfs-utils-1:2.5.4-38.el9_7.3 | 2026-03-05 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(2)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
Data Freshness Timeline
(refreshed 8× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 127 total refreshes for this CVE.
- 2026-07-26 14:53 UTCEPSS rescore
- 2026-07-25 14:17 UTCEPSS rescore
- 2026-07-24 14:16 UTCEPSS rescore
- 2026-07-23 14:17 UTCEPSS rescore
- 2026-07-23 02:48 UTCEG score recompute
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- 2026-07-18 10:03 UTCEPSS rescore
- 2026-07-17 10:29 UTCOSV refresh
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- 2026-07-11 08:26 UTCEPSS rescore
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- 2026-06-29 09:02 UTCOSV refresh
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- 2026-06-12 23:11 UTCEPSS rescore
- 2026-06-12 01:09 UTCVendor advisory
- 2026-06-12 01:09 UTCGHSA enrichment
- 2026-06-11 13:59 UTCEPSS rescore
- 2026-06-10 22:18 UTCEPSS rescore
- 2026-06-10 19:24 UTCVendor advisory
- 2026-06-10 19:24 UTCGHSA enrichment
- 2026-06-10 13:21 UTCEPSS rescore
- 2026-06-09 18:01 UTCVendor advisory
- 2026-06-09 18:01 UTCGHSA enrichment
- 2026-06-08 14:16 UTCEPSS rescore
- 2026-06-08 14:16 UTCEPSS rescore
- 2026-06-07 16:12 UTCVendor advisory
- 2026-06-07 16:12 UTCGHSA enrichment
- 2026-06-07 15:24 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
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Related CVEs(same vendor + same CWE)
Same vendor
10 shownredhat
- CVE-2001-0825EG 10.0HIGH
- CVE-2001-1009EG 10.0EPSS p93HIGH
- CVE-2001-0554EG 10.0EPSS p98HIGH
- CVE-2001-1162EG 10.0EPSS p96HIGH
- CVE-2001-0414EG 10.0EPSS p100HIGH
- CVE-2001-0191EG 10.0EPSS p92HIGH
- CVE-2001-0301EG 10.0EPSS p90HIGH
- CVE-2001-0197EG 10.0EPSS p96HIGH
- CVE-2001-0233EG 10.0EPSS p96HIGH
- CVE-2001-0010EG 10.0EPSS p98HIGH
Same CWE
10 shownCWE-732
Frequently asked(5)
What is CVE-2025-12801?
When was CVE-2025-12801 disclosed?
Is CVE-2025-12801 actively exploited?
What is the CVSS score of CVE-2025-12801?
How do I remediate CVE-2025-12801?
Dependency Blast Radius
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