CVE Explorer
CVE-2026-7837
A time-of-check time-of-use (TOCTOU) condition in the ad_flush function in Netatalk 3.0.0 through 4.4.2 involves root-privileged file operations, which may allow a remote attacker to cause limited data modification under specific race conditions.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"Netatalk","vendor":"Netatalk","versions":[{"lessThanOrEqual":"4.4.2","status":"affected","version":"3.0.0","versionType":"semver"},{"status":"unaffected","version":"4.5.0","versionType":"semver"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:0f02647ae66bc164a4dd8a9d84b4a4bc575213531bd4e8d602b9d224ea6b8cab · sha256:14d7599c5bb31d02… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"baseScore":3.7,"baseSeverity":"LOW","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:0f02647ae66bc164a4dd8a9d84b4a4bc575213531bd4e8d602b9d224ea6b8cab · sha256:14d7599c5bb31d02… · /containers/cna/metrics/0/cvssV3_1
CWE assertions
1 source assertion{"cweId":"CWE-367","description":"Time-of-check Time-of-use (TOCTOU) Race Condition","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:0f02647ae66bc164a4dd8a9d84b4a4bc575213531bd4e8d602b9d224ea6b8cab · sha256:14d7599c5bb31d02… · /containers/cna/problemTypes/0/descriptions/0
Source references
1 source assertion{"name":"Netatalk Security Advisory CVE-2026-7837","tags":["vendor-advisory"],"url":"https://netatalk.io/security/CVE-2026-7837"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:0f02647ae66bc164a4dd8a9d84b4a4bc575213531bd4e8d602b9d224ea6b8cab · sha256:14d7599c5bb31d02… · /containers/cna/references/0
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.