VulnerabilityPublished 26 Oct 2026

CVE-2026-17183: grafana security update

Affects grafanaSource GCVE Database

Authoritative record:CVE-2026-17183· High 7.1

Not known to be exploited · CVSS 7.1 High : upgrade to 10.2.6-23.el9_8.7 soon.

Data as of 26 Oct 2026, 20:29 UTC

CVSS 3.1 base score

7.1High

How severe the flaw is on the 0–10 CVSS scale.

Patch: Available – fixed in 10.2.6-23.el9_8.7

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

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: Low
Availability: None

Bold values are the worst case: easiest to exploit or largest impact.

Attack Vector: Network: The vulnerable component is bound to the network stack and the set of possible attackers extends beyond the other options listed, up to and including the entire Internet. Such a vulnerability is often termed 'remotely exploitable' and can be thought of as an attack being exploitable at the protocol level one or more network hops away (e.g., across one or more routers).
Attack Complexity: Low: Specialized access conditions or extenuating circumstances do not exist. An attacker can expect repeatable success against the vulnerable component.
Privileges Required: Low: The attacker is authorized with (i.e., requires) privileges that provide basic user capabilities that could normally affect only settings and files owned by a user. Alternatively, an attacker with Low privileges may have the ability to cause an impact only to non-sensitive resources.
User Interaction: None: The vulnerable system can be exploited without any interaction from any user.
Scope: Unchanged: An exploited vulnerability can only affect resources managed by the same security authority. In this case, the vulnerable component and the impacted component are either the same, or both are managed by the same security authority.
Confidentiality: High: There is total loss of confidentiality, resulting in all resources within the impacted component being divulged to the attacker. Alternatively, access to only some restricted information is obtained, but the disclosed information presents a direct, serious impact.
Integrity: Low: Modification of data is possible, but the attacker does not have control over the consequence of a modification, or the amount of modification is limited. The data modification does not have a direct, serious impact on the impacted component.
Availability: None: There is no impact to availability within the impacted component.

Definitions: FIRST CVSS v3.1 specification.

Exploitation evidence

Disclosed: evidence found.
CVE published 19 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.

Disclosed: The CVE record is public on cve.org. Its publication is t = 0.
Detectable: A public nuclei template can find exposed instances, for defenders and attackers alike.
Weaponised: Public exploit code exists in Metasploit or Exploit-DB, or CISA SSVC or the CVSS exploit maturity reports a public proof of concept.
Exploited in the wild: CISA KEV lists it, CISA SSVC rates exploitation active, or a source reports attacks.
Observed by OffSeq Mirage: OffSeq Mirage honeypot sensors recorded attack traffic for this CVE, or found exposed hosts without attack traffic.

Moments are spaced evenly, not to scale; a dashed line marks a gap of six months or more. Deltas count from t = 0. Sources that give only a date (CISA KEV, Exploit-DB, or a time of exactly 00:00Z) read “same day” rather than hours. Metasploit modules carry the flaw’s disclosure date, not their release date, and nuclei templates carry no date, so both appear above but not on the timeline.

almalinux-9

What to do

Upgrade the AlmaLinux to 10.2.6-23.el9_8.7.

Patches and advisories

access.redhat.com/errata/RHSA-2026:89744 (opens in a new tab)

Affected software

Product	Affected	Fixed in
AlmaLinux 9grafana	Affected <10.2.6-23.el9_8.7	Fixed in 10.2.6-23.el9_8.7
AlmaLinux 9grafana-selinux	Affected <10.2.6-23.el9_8.7	Fixed in 10.2.6-23.el9_8.7

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A security update fixing this vulnerability is available in Grafana version 10.2.6-23.el9_8.7. Users should apply this update promptly to remediate the issue. Refer to the Red Hat advisory (RHSA-2026:89744) for detailed update instructions. No additional mitigation steps are specified or required beyond applying the official patch.

Description

An information disclosure vulnerability (CVE-2026-17183) exists in the Unified Alerting component of Grafana, an open source metrics dashboard and graph editor. This vulnerability could allow unauthorized access to sensitive information. A security update fixing this issue is available in Grafana version 10.2.6-23.el9_8.7. The update is rated critical by Red Hat Product Security. No known exploits in the wild have been reported.

Impact

The vulnerability allows information disclosure through the Unified Alerting feature in Grafana, potentially exposing sensitive data to unauthorized users. This could compromise confidentiality of monitoring and alerting data. The issue is rated critical by Red Hat, indicating a high severity impact if exploited. No active exploitation has been reported.

Summary

CVE-2026-17183 is an information disclosure vulnerability affecting the Unified Alerting feature of Grafana. Grafana is widely used for metrics visualization and alerting with data sources like Graphite, InfluxDB, and OpenTSDB. The flaw could lead to unauthorized disclosure of information. Red Hat has issued a security advisory and released a fixed package version 10.2.6-23.el9_8.7 for Red Hat Enterprise Linux 9. The advisory also includes fixes for several other unrelated vulnerabilities in Golang components. There is no indication of active exploitation.

References

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