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Vulnerability details: VCID-bfmz-51vx-pqfn
Vulnerability ID VCID-bfmz-51vx-pqfn
Aliases CVE-2020-15270
GHSA-2xm2-xj2q-qgpj
Summary receiving subscription objects with deleted session
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-672 Operation on a Resource after Expiration or Release
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00253 https://api.first.org/data/v1/epss?cve=CVE-2020-15270
epss 0.00253 https://api.first.org/data/v1/epss?cve=CVE-2020-15270
epss 0.00253 https://api.first.org/data/v1/epss?cve=CVE-2020-15270
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-2xm2-xj2q-qgpj
cvssv3.1 4.3 https://github.com/parse-community/parse-server
generic_textual MODERATE https://github.com/parse-community/parse-server
cvssv3.1 4.3 https://github.com/parse-community/parse-server/commit/78b59fb26b1c36e3cdbd42ba9fec025003267f58
generic_textual MODERATE https://github.com/parse-community/parse-server/commit/78b59fb26b1c36e3cdbd42ba9fec025003267f58
cvssv3.1 4.3 https://github.com/parse-community/parse-server/security/advisories/GHSA-2xm2-xj2q-qgpj
cvssv3.1_qr MODERATE https://github.com/parse-community/parse-server/security/advisories/GHSA-2xm2-xj2q-qgpj
generic_textual MODERATE https://github.com/parse-community/parse-server/security/advisories/GHSA-2xm2-xj2q-qgpj
cvssv3.1 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-15270
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2020-15270
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-15270
https://github.com/parse-community/parse-server
https://github.com/parse-community/parse-server/commit/78b59fb26b1c36e3cdbd42ba9fec025003267f58
CVE-2020-15270 https://nvd.nist.gov/vuln/detail/CVE-2020-15270
GHSA-2xm2-xj2q-qgpj https://github.com/advisories/GHSA-2xm2-xj2q-qgpj
GHSA-2xm2-xj2q-qgpj https://github.com/parse-community/parse-server/security/advisories/GHSA-2xm2-xj2q-qgpj
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/parse-community/parse-server
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

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/parse-community/parse-server/commit/78b59fb26b1c36e3cdbd42ba9fec025003267f58
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

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/parse-community/parse-server/security/advisories/GHSA-2xm2-xj2q-qgpj
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

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15270
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

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.48923
EPSS Score 0.00253
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T20:27:05.200439+00:00 GHSA Importer Import https://github.com/advisories/GHSA-2xm2-xj2q-qgpj 38.6.0