Path Traversal in Ibotpeaches Apktool
CVE-2026-39973
Apktool is a tool for reverse engineering Android APK files. In versions 3.0.0 and 3.0.1, a path traversal vulnerability in `brut/androlib/res/decoder/ResFileDecoder.java` allows a maliciously crafted APK to write arbitrary files to the fi…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.000 (0.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.
Affected products
- Ibotpeaches Apktool — versions >= 3.0.0, < 3.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- https://github.com/iBotPeaches/Apktool/security/advisories/GHSA-m8mh-x359-vm8m (x_refsource_CONFIRM)
- https://github.com/iBotPeaches/Apktool/pull/4041 (x_refsource_MISC)
- https://github.com/iBotPeaches/Apktool/commit/e10a0450c7afcd9462c0b76bcbff0e7428b92bdd#diff-cd531ebe1014bfd18185bf21585ca5cdb16fbcb07703ebc47949a1b4e4e36bc3 (x_refsource_MISC)
- https://github.com/iBotPeaches/Apktool/releases/tag/v3.0.2 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-39973?
- CVE-2026-39973 is a high-severity vulnerability in Ibotpeaches Apktool, classified under Path Traversal. CVSS score: 7.1/10. Published 2026-04-21.
- How severe is CVE-2026-39973?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2026-39973 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.