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Vulnerability details: VCID-n4g2-yd9q-muhc
Vulnerability ID VCID-n4g2-yd9q-muhc
Aliases CVE-2019-11830
GHSA-3hxw-g85p-qgxm
Summary PharStreamWrapper for Typo3 unsafe deserialization vulnerability PharMetaDataInterceptor in the PharStreamWrapper (aka phar-stream-wrapper) package 2.x before 2.1.1 and 3.x before 3.1.1 for TYPO3 mishandles Phar stub parsing, which allows attackers to bypass a deserialization protection mechanism.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-502 Deserialization of Untrusted Data
System Score Found at
epss 0.02541 https://api.first.org/data/v1/epss?cve=CVE-2019-11830
cvssv3.1 9.8 https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/phar-stream-wrapper/CVE-2019-11830.yaml
generic_textual CRITICAL https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/phar-stream-wrapper/CVE-2019-11830.yaml
cvssv3.1 9.8 https://github.com/TYPO3/phar-stream-wrapper
generic_textual CRITICAL https://github.com/TYPO3/phar-stream-wrapper
cvssv3.1 9.8 https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v2.1.1
generic_textual CRITICAL https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v2.1.1
cvssv3.1 9.8 https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v3.1.1
generic_textual CRITICAL https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v3.1.1
cvssv3.1 9.8 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/65ODQHDHWR74L6TCAPAQR5FQHG6MCXAW
generic_textual CRITICAL https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/65ODQHDHWR74L6TCAPAQR5FQHG6MCXAW
cvssv3.1 9.8 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUEXS4HRI4XZ2DTZMWAVQBYBTFSJ34AR
generic_textual CRITICAL https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUEXS4HRI4XZ2DTZMWAVQBYBTFSJ34AR
cvssv3.1 9.8 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6JX7WR6DPMKCZQP7EYFACYXSGJ3K523
generic_textual CRITICAL https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6JX7WR6DPMKCZQP7EYFACYXSGJ3K523
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2019-11830
generic_textual CRITICAL https://nvd.nist.gov/vuln/detail/CVE-2019-11830
cvssv3.1 9.8 https://typo3.org/security/advisory/typo3-psa-2019-008
generic_textual CRITICAL https://typo3.org/security/advisory/typo3-psa-2019-008
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-11830
https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/phar-stream-wrapper/CVE-2019-11830.yaml
https://github.com/TYPO3/phar-stream-wrapper
https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v2.1.1
https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v3.1.1
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/65ODQHDHWR74L6TCAPAQR5FQHG6MCXAW
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUEXS4HRI4XZ2DTZMWAVQBYBTFSJ34AR
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6JX7WR6DPMKCZQP7EYFACYXSGJ3K523
https://nvd.nist.gov/vuln/detail/CVE-2019-11830
https://typo3.org/security/advisory/typo3-psa-2019-008
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/typo3/phar-stream-wrapper/CVE-2019-11830.yaml
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/TYPO3/phar-stream-wrapper
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v2.1.1
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/TYPO3/phar-stream-wrapper/releases/tag/v3.1.1
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/65ODQHDHWR74L6TCAPAQR5FQHG6MCXAW
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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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUEXS4HRI4XZ2DTZMWAVQBYBTFSJ34AR
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:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6JX7WR6DPMKCZQP7EYFACYXSGJ3K523
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

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none

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11830
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

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none

required

unchanged

changed

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low

none

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Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://typo3.org/security/advisory/typo3-psa-2019-008
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

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none

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Exploit Prediction Scoring System (EPSS)
Percentile 0.84794
EPSS Score 0.02541
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:29:45.688316+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-3hxw-g85p-qgxm/GHSA-3hxw-g85p-qgxm.json 36.1.3