Skip to content
Fencer Vulns
medium 6.4

CVE-2020-10689 json

A flaw was found in the Eclipse Che up to version 7.8.x, where it did not properly restrict access to workspace pods.

published 2020-04-03 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-3123

cvss
6.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 55%
public exploits
0
none known

Summary

A flaw was found in the Eclipse Che up to version 7.8.x, where it did not properly restrict access to workspace pods. An authenticated user can exploit this flaw to bypass JWT proxy and gain access to the workspace pods of another user. Successful exploitation requires knowledge of the service name and namespace of the target pod.

Patch / fix

  • eclipse che 7.9.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-10689 updated cvss 6.4

che: pods in kubernetes cluster can bypass JWT proxy and send unauthenticated requests to workspace pods

  • Red Hat CodeReady Workspaces Containers 2.0 codeready-workspaces/theia-rhel8 2.1-30, codeready-workspaces/server-rhel8 2.1-19, codeready-workspaces/jwtproxy-rhel8 2.1-11, codeready-workspaces/stacks-cpp-rhel8 2.1-6, codeready-workspaces/stacks-php-rhel8 2.1-9, codeready-workspaces/theia-dev-rhel8 2.1-38, +17 more
    fixed: vendor fix RHSA-2020:1475

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.75% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/eclipse/che/issues/15651 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 6.4 CVSS:3.1/AV:A/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 6.8 CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.9 AV:A/AC:M/Au:S/C:P/I:P/A:P

Affected products

  • Red Hat Eclipse Che

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.