Grafana Enterprise/OSS up to 13.2.4 Math Expression recursion

Summaryinfo

A vulnerability has been found in Grafana Enterprise and OSS up to 13.2.4 and classified as problematic. Impacted is an unknown function of the component Math Expression. The manipulation leads to recursion. This vulnerability is documented as CVE-2026-88858. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Grafana Enterprise and OSS up to 13.2.4 and classified as problematic. This issue affects an unknown part of the component Math Expression. The manipulation with an unknown input leads to a recursion vulnerability. Using CWE to declare the problem leads to CWE-674. The product does not properly control the amount of recursion that takes place, consuming excessive resources, such as allocated memory or the program stack. Impacted is availability. The summary by CVE is:

A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side math expression (uncontrolled recursion). A user with permission to provision alert rules can make the outage persist across restarts.

The advisory is shared at grafana.com. The identification of this vulnerability is CVE-2026-88858 since 09/10/2026. The exploitation is known to be easy. The attack may be initiated remotely. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Grafana

Name

• Enterprise
• OSS

Version

• 11.6.0
• 11.6.1
• 11.6.2
• 11.6.3
• 11.6.4
• 11.6.5
• 11.6.6
• 11.6.7
• 11.6.8
• 11.6.9
• 11.6.10
• 11.6.11
• 11.6.12
• 11.6.13
• 11.6.14
• 11.6.15
• 11.6.16
• 12.2.0
• 12.2.1
• 12.2.2
• 12.2.3
• 12.2.4
• 12.2.5
• 12.2.6
• 12.2.7
• 12.2.8
• 12.2.9
• 12.2.10
• 12.3.0
• 12.3.1
• 12.3.2
• 12.3.3
• 12.3.4
• 12.3.5
• 12.3.6
• 12.3.7
• 12.3.8
• 12.3.9
• 12.3.10
• 12.3.11
• 12.4.0
• 12.4.1
• 12.4.2
• 12.4.3
• 12.4.4
• 12.4.5
• 12.4.6
• 12.4.7
• 12.4.8
• 12.4.9
• 12.4.10
• 12.4.11
• 12.4.12
• 12.4.13
• 13.0.0
• 13.0.1
• 13.0.2
• 13.0.3
• 13.0.4
• 13.0.5
• 13.0.6
• 13.0.7
• 13.0.8
• 13.0.9
• 13.0.10
• 13.0.11
• 13.1.0
• 13.1.1
• 13.1.2
• 13.1.3
• 13.1.4
• 13.1.5
• 13.1.6
• 13.1.7
• 13.1.8
• 13.2.0
• 13.2.1
• 13.2.2
• 13.2.3
• 13.2.4

License

• open-source

CPE 2.3info

• 🔒
• 🔒
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CPE 2.2info

• 🔒
• 🔒
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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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