CVE catalog
CVE-2026-27139
On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which the File was opened. The impact
- Severity
- Low · CVSS 3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.21% · Oct 25, 2026
On Unix platforms, when listing the contents of a directory using File.ReadDir or File.Readdir the returned FileInfo could reference a file outside of the Root in which the File was opened. The impact of this escape is limited to reading metadata provided by lstat from arbitrary locations on the filesystem without permitting reading or writing files outside the root.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | golang-1.19 | bookworm | 1.19.8-2 | vulnerable |
| Cpe | golang-1.19 | Not reported | Not reported | vulnerable |
| Go | stdlib | Not reported | 1.26.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | golang-1.19 | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
| Go | stdlib | Go | Not reported | 1.26.1 | Not reported | Not reported | Not reported |
Notes
[bookworm] golang-1.19: Minor issue
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [golang-1.19]Affected
Details (2)
1.19.8-2· all · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
1.19.8-2· all · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
- [golang-1.19-doc]Affected
Source package: [golang-1.19]
Details (2)
1.19.8-2· all · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
1.19.8-2· all · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
- [golang-1.19-go]Affected
Source package: [golang-1.19]
Details (2)
1.19.8-2· amd64 · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
1.19.8-2· arm64 · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
- [golang-1.19-src]Affected
Source package: [golang-1.19]
Details (2)
1.19.8-2· all · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
1.19.8-2· all · bookwormAffected
nvd · golang-1.19 · debian · bookworm; nvd · golang-1.19 · debian · 12
[Debian 13 (Trixie)]
- [golang-1.24]Affected
Details (2)
1.24.4-1· all · trixieAffected
nvd · golang-1.24 · debian · 13
1.24.4-1· all · trixieAffected
nvd · golang-1.24 · debian · 13
- [golang-1.24-doc]Affected
Source package: [golang-1.24]
Details (2)
1.24.4-1· all · trixieAffected
nvd · golang-1.24 · debian · 13
1.24.4-1· all · trixieAffected
nvd · golang-1.24 · debian · 13
- [golang-1.24-go]Affected
Source package: [golang-1.24]
Details (2)
1.24.4-1· amd64 · trixieAffected
nvd · golang-1.24 · debian · 13
1.24.4-1· arm64 · trixieAffected
nvd · golang-1.24 · debian · 13
- [golang-1.24-src]Affected
Source package: [golang-1.24]
Details (2)
1.24.4-1· all · trixieAffected
nvd · golang-1.24 · debian · 13
1.24.4-1· all · trixieAffected
nvd · golang-1.24 · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-27139]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-27139]
- [https://pkg.go.dev/vuln/GO-2026-4602]
- [https://security-tracker.debian.org/tracker/CVE-2026-27139]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-27139.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1730.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [Go Vulnerability Database] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]