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Vulnerability details: VCID-cnr9-cykp-bbaw
Vulnerability ID VCID-cnr9-cykp-bbaw
Aliases CVE-2023-53929
GHSA-x2v3-9p22-w3x6
Summary phpMyFAQ 3.1.12 contains a CSV injection vulnerability that allows authenticated users to inject malicious formulas into their profile names. Attackers can modify their user profile name with a payload like 'calc|a!z|' to trigger code execution when an administrator exports user data as a CSV file.
Status Published
Exploitability 0.5
Weighted Severity 7.9
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1236 Improper Neutralization of Formula Elements in a CSV 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 0.00072 https://api.first.org/data/v1/epss?cve=CVE-2023-53929
epss 0.00072 https://api.first.org/data/v1/epss?cve=CVE-2023-53929
epss 0.00072 https://api.first.org/data/v1/epss?cve=CVE-2023-53929
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-x2v3-9p22-w3x6
cvssv3.1 8.8 https://github.com/thorsten/phpMyFAQ
cvssv4 6.2 https://github.com/thorsten/phpMyFAQ
generic_textual MODERATE https://github.com/thorsten/phpMyFAQ
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2023-53929
cvssv4 6.2 https://nvd.nist.gov/vuln/detail/CVE-2023-53929
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2023-53929
cvssv3.1 8.8 https://www.exploit-db.com/exploits/51399
cvssv4 6.2 https://www.exploit-db.com/exploits/51399
generic_textual MODERATE https://www.exploit-db.com/exploits/51399
ssvc Track https://www.exploit-db.com/exploits/51399
cvssv3.1 8.8 https://www.phpmyfaq.de
cvssv4 6.2 https://www.phpmyfaq.de
generic_textual MODERATE https://www.phpmyfaq.de
cvssv3.1 8.8 https://www.phpmyfaq.de/
cvssv4 6.2 https://www.phpmyfaq.de/
ssvc Track https://www.phpmyfaq.de/
cvssv3.1 8.8 https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
cvssv4 6.2 https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
generic_textual MODERATE https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
ssvc Track https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2023-53929
https://github.com/thorsten/phpMyFAQ
https://www.phpmyfaq.de
51399 https://www.exploit-db.com/exploits/51399
CVE-2023-53929 https://nvd.nist.gov/vuln/detail/CVE-2023-53929
GHSA-x2v3-9p22-w3x6 https://github.com/advisories/GHSA-x2v3-9p22-w3x6
phpmyfaq-csv-injection-via-user-profile-export https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
www.phpmyfaq.de https://www.phpmyfaq.de/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://github.com/thorsten/phpMyFAQ
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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physical

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N Found at https://github.com/thorsten/phpMyFAQ
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

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2023-53929
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:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N Found at https://nvd.nist.gov/vuln/detail/CVE-2023-53929
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

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Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://www.exploit-db.com/exploits/51399
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:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N Found at https://www.exploit-db.com/exploits/51399
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

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Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-12-18T14:48:03Z/ Found at https://www.exploit-db.com/exploits/51399
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://www.phpmyfaq.de
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:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N Found at https://www.phpmyfaq.de
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:L/UI:N/S:U/C:H/I:H/A:H Found at https://www.phpmyfaq.de/
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

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high

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N Found at https://www.phpmyfaq.de/
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

low

high

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present

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passive

active

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Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-12-18T14:48:03Z/ Found at https://www.phpmyfaq.de/
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Found at https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
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

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Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N Found at https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
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

low

high

none

present

none

low

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none

passive

active

high

low

none

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Vector: SSVCv2/E:P/A:N/T:P/P:M/B:A/M:M/D:T/2025-12-18T14:48:03Z/ Found at https://www.vulncheck.com/advisories/phpmyfaq-csv-injection-via-user-profile-export
Exploit Prediction Scoring System (EPSS)
Percentile 0.22038
EPSS Score 0.00072
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T17:24:13.870642+00:00 Vulnrichment Import https://github.com/cisagov/vulnrichment/blob/develop/2023/53xxx/CVE-2023-53929.json 38.6.0