phpoffice/phpexcel Security Advisories for 1.8.0rc4 (21)
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                        [MEDIUM] PhpSpreadsheet allows bypassing of XSS sanitizer using the javascript protocol and special charactersPKSA-2vt6-y6jz-crs9 CVE-2025-23210 GHSA-r57h-547h-w24f Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] Cross-Site Scripting (XSS) vulnerability in generateNavigation() function in PhpSpreadsheetPKSA-n1xd-9q81-6m2k CVE-2025-22131 GHSA-79xx-vf93-p7cx Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet allows bypass XSS sanitizer using the javascript protocol and special charactersPKSA-5bk7-32wt-w1f6 CVE-2024-56412 GHSA-q9jv-mm3r-j47r Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet has a Cross-Site Scripting (XSS) vulnerability of the hyperlink base in the HTML page headerPKSA-wd5y-fztj-66t8 CVE-2024-56411 GHSA-hwcp-2h35-p66w Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet has a Cross-Site Scripting (XSS) vulnerability in custom propertiesPKSA-996h-kvqc-cdky CVE-2024-56410 GHSA-wv23-996v-q229 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] PhpSpreadsheet allows unauthorized Reflected XSS in Currency.php filePKSA-p4bt-rmgm-ynz5 CVE-2024-56409 GHSA-j2xg-cjcx-4677 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] PhpSpreadsheet allows unauthorized Reflected XSS in the Accounting.php filePKSA-kxx5-ph1r-5bg2 CVE-2024-56366 GHSA-c6fv-7vh8-2rhr Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] PhpSpreadsheet allows unauthorized Reflected XSS in the constructor of the Downloader classPKSA-bx2k-kfb8-w1zm CVE-2024-56365 GHSA-jmpx-686v-c3wx Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] PhpSpreadsheet allows unauthorized Reflected XSS in `Convert-Online.php` filePKSA-79jx-g5m1-5ybs CVE-2024-56408 GHSA-x88g-h956-m5xg Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] XXE in PHPSpreadsheet's XLSX readerPKSA-j2jw-2hjb-39hn CVE-2024-48917 GHSA-7cc9-j4mv-vcjp Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] XmlScanner bypass leads to XXEPKSA-yb2q-9cbc-scfr CVE-2024-47873 GHSA-jw4x-v69f-hh5w Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] XXE in PHPSpreadsheet's XLSX readerPKSA-xzzd-fyzv-1nm2 CVE-2024-45293 GHSA-6hwr-6v2f-3m88 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet HTML writer is vulnerable to Cross-Site Scripting via JavaScript hyperlinksPKSA-b7bk-6mnf-vvf4 CVE-2024-45292 GHSA-r8w8-74ww-j4wh Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet allows absolute path traversal and Server-Side Request Forgery in HTML writer when embedding images is enabledPKSA-gn6r-3fbg-vpq7 CVE-2024-45291 GHSA-w9xv-qf98-ccq4 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] PhpSpreadsheet allows absolute path traversal and Server-Side Request Forgery when opening XLSX filePKSA-81dj-mb26-861s CVE-2024-45290 GHSA-5gpr-w2p5-6m37 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet has an Unauthenticated Cross-Site-Scripting (XSS) in sample filePKSA-1p4c-ysfb-v9ph CVE-2024-45060 GHSA-v66g-p9x6-v98p Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] XXE in PHPSpreadsheet encoding is returnedPKSA-j343-tkpg-k39h CVE-2024-45048 GHSA-ghg6-32f9-2jp7 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] PhpSpreadsheet HTML writer is vulnerable to Cross-Site Scripting via style informationPKSA-xj88-cdcs-bgkr CVE-2024-45046 GHSA-wgmf-q9vr-vww6 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [MEDIUM] Cross-site scripting in phpoffice/phpspreadsheetPKSA-s9h9-dzpw-9hsj CVE-2020-7776 GHSA-4mqv-gcr3-pff9 Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] XXE in PHPSpreadsheet due to incomplete fix for previous encoding issuePKSA-hn36-2kk8-hb3y CVE-2019-12331 GHSA-vvwv-h69m-wg6f Affected version: <=1.8.2 Reported by: 
 GitHub
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                        [HIGH] XXE VulnerabilityPKSA-22dg-9jng-vjc5 CVE-2015-3542 GHSA-3m9x-2qfj-xvq4 Affected version: <1.8.1 Reported by: 
 GitHub, FriendsOfPHP/security-advisories