PatchTheCVECVE-2026-35052: D-Tale is the combination of a Flask back-end and a React front-end to view & analyze Pandas data structures
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This month
CRITICAL 9.8REMOTEUPGRADE
CVE-2026-35052 is a critical-severity flaw (CVSS 9.8) affecting d-tale. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
D-Tale is the combination of a Flask back-end and a React front-end to view & analyze Pandas data structures. Prior to 3.22.0, users hosting D-Tale publicly while using a redis or shelf storage layer could be vulnerable to remote code execution allowing attackers to run malicious code on the server. This vulnerability is fixed in 3.22.0.
Why this priority
- Critical severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 9.8 (Critical) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.9% (top 42%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2026-04-06 |
| Last modified | 2026-10-23 |
Publisher (CNA): GitHub, Inc. · Vendor: man
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
man d-tale UPGRADE
Affected: < 3.22.0
Fixed in: 3.22.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy d-tale || rpm -q d-tale || d-tale --version
2. UPGRADE to 3.22.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade d-tale
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade d-tale
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Exact fixes by distribution
Python (pip) · dtale · FIXED · 3.22.0 · vulnerable: < 3.22.0 · source
pip install --upgrade "dtale>=3.22.0"
pip show dtale
Fedora 46 · python-openslide · FIXED · 1.4.7-1.fc46 · FEDORA-2026-336bea884e · source
sudo dnf upgrade --advisory=FEDORA-2026-336bea884e
Fedora ELN · valgrind · FIXED · 3.28.0-1.eln159 · FEDORA-2026-c593ef1d15 · source
sudo dnf upgrade --advisory=FEDORA-2026-c593ef1d15
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.