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Vulnerabilities

Vulnerability · CVE-2023-42781

CVE-2023-42781 is listed by inventory_high.

Published Nov 12, 2023 · catalog updated Jun 17, 2026 · the affected product

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2023-42781. EPSS is 1.66%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.66%
Remediation
Version ranges on file
Affected products
cpe apache/airflow

CVE-2023-42781 is listed by inventory_high.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apache/airflow< 2.7.3

How to fix CVE-2023-42781

  • Upgrade

    CVE-2023-42781 lists a fix boundary at 2.7.3. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 2.7.3

  • Advisory

    Open the inventory_high record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2023-42781. EPSS is 1.66%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with < 2.7.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-200: Exposure of Sensitive Information. EPSS 1.66%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Apache Airflow security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 12, 2023 · Monitored products — high

    Detected

    CVE-2023-42781 is listed by inventory_high.

  2. Jun 17, 2026 · Monitored products — high

    Updated

    CVE-2023-42781 is listed by inventory_high.

Sources

  • Monitored products — highVendor advisoryCVE-2023-42781

    Apache Airflow, versions before 2.7.3, has a vulnerability that allows an authorized user who has access to read specific DAGs only, to read information about task instances in other DAGs. This is a different issue than CVE-2023-42663 but leading to similar outcome. Users of Apache Airflow are advised to upgrade to version 2.7.3 or newer to mitigate the risk associated with this vulnerability.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Monitored products — highNov 2, 2026