How severe is CVE-2018-12973?

CVE-2018-12973 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-12973 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-12973?

CVE-2018-12973 affects Opentsdb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-12973?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-12973 published?

CVE-2018-12973 was published on 2018-06-29 and last updated on 2026-06-17.

CVE-2018-12973

CVE-2018-12973 is a medium-severity vulnerability in Opentsdb with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Opentsdb
Published: 2018-06-29
Last modified: 2026-06-17

Description

An issue was discovered in OpenTSDB 2.3.0. There is XSS in parameter 'json' to the /q URI.

Frequently asked questions

What is CVE-2018-12973?: An issue was discovered in OpenTSDB 2.3.0. There is XSS in parameter 'json' to the /q URI.
How severe is CVE-2018-12973?: CVE-2018-12973 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-12973 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-12973?: CVE-2018-12973 affects Opentsdb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-12973?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-12973 published?: CVE-2018-12973 was published on 2018-06-29 and last updated on 2026-06-17.

References

https://github.com/OpenTSDB/opentsdb/issues/1240

Affected products (1)

cpe:2.3:a:opentsdb:opentsdb:2.3.0:*:*:*:*:*:*:*

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