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Vulnerability details: VCID-szqt-j7av-dqde
Vulnerability ID VCID-szqt-j7av-dqde
Aliases CVE-2026-31987
GHSA-phv5-vq5p-qhp7
Summary JWT Tokens used by tasks were exposed in logs. This could allow UI users to act as Dag Authors. Users are advised to upgrade to Airflow version that contains fix. Users are recommended to upgrade to version 3.2.0, which fixes this issue.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-532 Insertion of Sensitive Information into Log File
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.0004 https://api.first.org/data/v1/epss?cve=CVE-2026-31987
epss 0.0004 https://api.first.org/data/v1/epss?cve=CVE-2026-31987
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-phv5-vq5p-qhp7
cvssv3.1 7.5 https://github.com/apache/airflow
cvssv4 6.9 https://github.com/apache/airflow
generic_textual MODERATE https://github.com/apache/airflow
cvssv3.1 7.5 https://github.com/apache/airflow/issues/62428
cvssv4 6.9 https://github.com/apache/airflow/issues/62428
generic_textual MODERATE https://github.com/apache/airflow/issues/62428
ssvc Track https://github.com/apache/airflow/issues/62428
cvssv3.1 7.5 https://github.com/apache/airflow/issues/62773
cvssv4 6.9 https://github.com/apache/airflow/issues/62773
generic_textual MODERATE https://github.com/apache/airflow/issues/62773
ssvc Track https://github.com/apache/airflow/issues/62773
cvssv3.1 7.5 https://github.com/apache/airflow/pull/62964
cvssv4 6.9 https://github.com/apache/airflow/pull/62964
generic_textual MODERATE https://github.com/apache/airflow/pull/62964
ssvc Track https://github.com/apache/airflow/pull/62964
cvssv3.1 7.5 https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
cvssv4 6.9 https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
generic_textual MODERATE https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
ssvc Track https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2026-31987
cvssv4 6.9 https://nvd.nist.gov/vuln/detail/CVE-2026-31987
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2026-31987
cvssv3.1 7.5 http://www.openwall.com/lists/oss-security/2026/04/16/7
cvssv4 6.9 http://www.openwall.com/lists/oss-security/2026/04/16/7
generic_textual MODERATE http://www.openwall.com/lists/oss-security/2026/04/16/7
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2026-31987
https://github.com/apache/airflow
https://nvd.nist.gov/vuln/detail/CVE-2026-31987
http://www.openwall.com/lists/oss-security/2026/04/16/7
62428 https://github.com/apache/airflow/issues/62428
62773 https://github.com/apache/airflow/issues/62773
62964 https://github.com/apache/airflow/pull/62964
GHSA-phv5-vq5p-qhp7 https://github.com/advisories/GHSA-phv5-vq5p-qhp7
pvsrtxzwo9xy6xgknmwslv4zrw70kt6g https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/apache/airflow
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://github.com/apache/airflow
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/apache/airflow/issues/62428
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://github.com/apache/airflow/issues/62428
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-18T02:27:54Z/ Found at https://github.com/apache/airflow/issues/62428
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/apache/airflow/issues/62773
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://github.com/apache/airflow/issues/62773
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-18T02:27:54Z/ Found at https://github.com/apache/airflow/issues/62773
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://github.com/apache/airflow/pull/62964
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

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physical

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://github.com/apache/airflow/pull/62964
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-18T02:27:54Z/ Found at https://github.com/apache/airflow/pull/62964
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

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Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2026-04-18T02:27:54Z/ Found at https://lists.apache.org/thread/pvsrtxzwo9xy6xgknmwslv4zrw70kt6g
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2026-31987
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

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required

unchanged

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at https://nvd.nist.gov/vuln/detail/CVE-2026-31987
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

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Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at http://www.openwall.com/lists/oss-security/2026/04/16/7
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

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unchanged

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N Found at http://www.openwall.com/lists/oss-security/2026/04/16/7
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

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Exploit Prediction Scoring System (EPSS)
Percentile 0.12493
EPSS Score 0.0004
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T16:44:46.108348+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2026/31xxx/CVE-2026-31987.json 38.6.0