Security readout for executives and security teams
Plain-English summary
This flaw can let a former Jira user keep receiving issue update emails after their account is revoked, if they had watched the issue. The business risk is continued leakage of issue content to someone who should no longer have access.
Executive priority
Treat this as a moderate confidentiality and offboarding-control issue. Prioritize remediation where Jira contains sensitive engineering, security, customer, or HR issues, especially for organizations with frequent contractor or employee departures.
Technical view
CVE-2021-39119 is a CWE-863 broken access control issue in Jira Server and Jira Data Center issue notifications. Affected versions before 8.19.0 may continue sending watched-issue updates to revoked accounts. CVSS 3.1 is 5.3 with low confidentiality impact and no integrity or availability impact stated.
Likely exposure
Exposure is most likely where Jira Server or Jira Data Center versions before 8.19.0 were used and account revocation did not remove watched-issue notification paths. The sources do not identify Jira Cloud or other Atlassian products as affected.
Exploitation context
The supplied sources do not show CISA KEV listing or active exploitation. The issue concerns post-revocation information disclosure through notifications, not remote system compromise. Impact depends on the sensitivity of watched issue updates and whether former users can still receive mail.
Researcher notes
Evidence is limited to the CVE record and Atlassian issue reference. The affected range is described only as before 8.19.0. No exploit details, public exploitation, or additional mitigations are provided in the supplied bundle.
Mitigation direction
- Upgrade Jira Server or Jira Data Center to version 8.19.0 or later.
- Check Atlassian guidance for the supported upgrade path and any related advisories.
- Review revoked accounts that previously watched sensitive issues.
- Remove watcher or notification relationships tied to revoked users where present.
- Confirm deprovisioned users cannot receive Jira issue notification emails.
Validation and detection
- Confirm the installed Jira Server or Data Center version is 8.19.0 or later.
- Review notification logs for issue updates sent to revoked users.
- Audit sensitive issues for watchers tied to disabled or revoked accounts.
- Validate the user offboarding workflow removes Jira notification exposure.
- Check mail routing for deprovisioned users who may still receive messages.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-863: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2021-39119 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N3.91.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://jira.atlassian.com/browse/JRASERVER-72737CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Incorrect Authorization
Incorrect Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.