CVE-2026-73620: gitpython_project gitpython Path Traversal
CVSS: 8.1v3.1HighAnalyzed
AliasesGHSA-3f7w-8rr8-f37fPYSEC-2026-3949UBUNTU-CVE-2026-73620DEBIAN-CVE-2026-73620
Published 13-08-2026Last modified 08-10-2026
Vulnerability summary
CVE-2026-73620 is a high (CVSS 8.1) Path Traversal vulnerability in gitpython_project gitpython. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 46.3% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.1/10
010
High · v3.1 (CVE.org)EPSS score
0.57%
0%100%
Low · +0.22 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 8 · Related 3Timeline
- 13-08-2026PublishedVulnerability first disclosed.
- 08-10-2026Last modifiedVulnerability information updated.
Description
GitPython before 3.1.57 fails to guard git option forwarding in IndexFile.checkout() and TagReference.create(), allowing attackers to pass unsafe options via kwargs. Attackers can use --prefix to overwrite arbitrary files with repository content or -F to read arbitrary files returned in-band.
CVSS metrics
8 scores · 5 sources · 2 versionsHigh 7.2Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:NSourcesAll 5 agree
- OSV · PypiEcosystem advisory · calculated7.2HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- OSV · UbuntuEcosystem advisory · calculated7.2HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
- OSV · DebianEcosystem advisory · calculated7.2HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- NVDNIST7.2HighCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
High 8.1Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated8.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- NVDNIST8.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
EPSS trend
Probability
0.57%
Chance of exploitation in the next 30 days
Percentile
46%
Versus all other CVEs
30-day change
+0.22 pp
From 0.36% on 20-09-2026
20-09-202620-10-2026
EPSS score0.57%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundGitpython
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Debian1 product
- python-gitAll versions (No fix recorded) | < 3.1.61-1
Gitpython_project1 product
- gitpython< 3.1.57
Gitpython-developers1 product
- gitpython< 3.1.57
PyPI1 product
- gitpython< 3.1.57
Ubuntu1 product
- python-gitAll versions (No fix recorded)
5 vendors · 5 products
References
9 links- github.com/gitpython-developers/GitPython/security/advisories/GHSA-3f7w-8rr8-f37fVendor AdvisoryWEBEVIDENCEREPORTExploit
- www.vulncheck.com/advisories/gitpython-before-arbitrary-file-overwrite-and-readThird Party AdvisoryAdvisoryREPORT
