Zip4j Origin Validation Error

MITTEL 5.9CVE-2023-22899 · GHSA-2pj2-gchf-wmw7 · Published 10/01/2023 · updated 17/06/2026

Kurz gesagt

CVE-2023-22899 ist eine Schwachstelle (MITTEL (CVSS 5.9)) in net.lingala.zip4j:zip4j, zip4j (zip4j project).
Wahrscheinlichkeit einer Ausnutzung in den nächsten 30 Tagen (EPSS): 0.64%, höher als bei 50.8% aller Schwachstellen.
Abhilfe: auf 2.11.3 oder neuer aktualisieren.

Package	Affected versions	Patched versions
net.lingala.zip4j:zip4j Maven	`< 2.11.3`	`2.11.3`
zip4j zip4j_project	`≤ 2.11.2`	No fix yet

Description

Zip4j through 2.11.2, as used in Threema and other products, does not always check the MAC when decrypting a ZIP archive. This issue has been fixed in version 2.11.3.

NVD description

Zip4j through 2.11.2, as used in Threema and other products, does not always check the MAC when decrypting a ZIP archive.

References

nvd.nist.gov/vuln/detail/CVE-2023-22899 · ADVISORY
srikanth-lingala/zip4j · WEB
breakingthe3ma.app · WEB
breakingthe3ma.app/files/Threema-PST22.pdf · WEB
srikanth-lingala/zip4j · PACKAGE
srikanth-lingala/zip4j release · WEB
srikanth-lingala/zip4j release v2.11.3 · WEB
news.ycombinator.com/item · WEB
threema.ch/en/blog/posts/news-alleged-weaknesses-statement · WEB

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Package

Affected versions

Patched versions

net.lingala.zip4j:zip4j

Maven

< 2.11.3

2.11.3

zip4j

zip4j_project

≤ 2.11.2

No fix yet

Description

Zip4j through 2.11.2, as used in Threema and other products, does not always check the MAC when decrypting a ZIP archive. This issue has been fixed in version 2.11.3.

NVD description

Zip4j through 2.11.2, as used in Threema and other products, does not always check the MAC when decrypting a ZIP archive.

Weitere Schwachstellen in net.lingala.zip4j:zip4j

Alle anzeigen →