How severe is CVE-2021-27222?

CVE-2021-27222 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-27222 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27222?

CVE-2021-27222 affects Obss Time In Status. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-27222?

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

When was CVE-2021-27222 published?

CVE-2021-27222 was published on 2021-03-08 and last updated on 2026-06-17.

CVE-2021-27222

CVE-2021-27222 is a medium-severity vulnerability in Obss Time In Status with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Obss Time In Status
Published: 2021-03-08
Last modified: 2026-06-17

Description

In the "Time in Status" app before 4.13.0 for Jira, remote authenticated attackers can cause Stored XSS.

Frequently asked questions

What is CVE-2021-27222?: In the "Time in Status" app before 4.13.0 for Jira, remote authenticated attackers can cause Stored XSS.
How severe is CVE-2021-27222?: CVE-2021-27222 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-27222 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27222?: CVE-2021-27222 affects Obss Time In Status. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-27222?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27222 published?: CVE-2021-27222 was published on 2021-03-08 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:obss:time_in_status:*:*:*:*:*:jira:*:*

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