Red Hat Security Advisory: grafana security, bug fix, and enhancement update
Affects Red Hat grafana security,Source GCVE Database
Not known to be exploited · CVSS 6.5 Medium · fixed in Red Hat package updates : update Red Hat go-billy when convenient.
Data as of 30 Oct 2026, 00:31 UTC
- Patch
- Available – fixed in 6.0.0-alpha.1, 5.9.0
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 1 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Upgrade go-billy to 6.0.0-alpha.1 or 5.9.0; github.com/go-git/go-billy to 5.9.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| go-gitgo-billy | Affected
| Fixed in
|
| go-gitgo-billy | Affected
| Fixed in
|
Gogithub.com/go-git/go-billypkg:golang/github.com/go-git/go-billyOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released an updated Grafana package for Red Hat Enterprise Linux 8 that fixes this vulnerability. Users should apply the update as described in the Red Hat advisory (RHSA-2026:46391) and the referenced article https://access.redhat.com/articles/11258 to remediate the issue. No additional mitigation steps are indicated by the vendor.
Description
A denial of service vulnerability (CVE-2026-44740) exists in the go-billy library used by Grafana due to insufficient input validation. This flaw could allow an attacker to cause a denial of service via crafted input. Red Hat has issued an important security update for Grafana in Red Hat Enterprise Linux 8 to address this issue. The update also includes bug fixes and enhancements unrelated to the security flaw.
References
- access.redhat.com/errata/RHSA-2026:46391 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2483894 (opens in a new tab)
- issues.redhat.com/browse/RHEL-188279 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_46391.json (opens in a new tab)