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CVE-2026-7270

34
FAUCET Score

An operator precedence bug in the kernel results in a scenario where a buffer overflow causes attacker-controlled data to overwrite adjacent execve(2) argument buffers. The bug may be exploitable by an unprivileged user to obtain superuser privileges.

First published: Apr 30, 2026Last modified: May 10, 2026

Impacted Technologies

VendorProductVersion(s)CPE
13.5CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:13.5:-:*:*:*:*:*:*
13.5CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:13.5:beta3:*:*:*:*:*:*
13.5CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:13.5:p1:*:*:*:*:*:*
13.5CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:13.5:p10:*:*:*:*:*:*
13.5CPE matchmatch criteria
cpe:2.3:o:freebsd:freebsd:13.5:p11:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.18%
Probability of exploitation in next 30 days
EPSS Percentile
7.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0018 is in the 30th percentile among its peer group of 17,061 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

blog.calif.io / p/cve-2026-7270-how-i-get-root-on-freebsd
news.ycombinator.com / item
security.freebsd.org / advisories/FreeBSD-SA-26:13.exec.asc
Vendor Advisory