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Fencer Vulns
high 8.2

CVE-2025-68939 json

Gitea allows attackers to add attachments with forbidden file extensions

published 2025-12-26 10 mo ago modified 2026-11-03 5 d ago also BIT-gitea-2025-68939 , EUVD-2025-205411 , GHSA-263q-5cv3-xq9g , GO-2025-4261

cvss
8.2
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

Gitea before 1.23.0 allows attackers to add attachments with forbidden file extensions by editing an attachment name via an attachment API.

Patch / fix

  • go code.gitea.io/gitea 1.23.0-rc0
  • bitnami gitea 1.23.0
  • Gitea Gitea 1.23.0
  • govulncheck-vulndb openSUSE Leap 15.6 0.0.20251230T014957-150000.1.134.1

suse advisories SUSE-SU-2026:0037-1

  • govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1

opensuse advisories openSUSE-SU-2026:21483-1

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-2025-68939 updated cvss 8.2

gitea: attachments can be renamed to forbidden file extensions via the attachment API

  • Red Hat OpenShift Pipelines openshift-pipelines/pipelines-pipelines-as-code-cli-rhel8, openshift-pipelines/pipelines-pipelines-as-code-cli-rhel9, openshift-pipelines/pipelines-pipelines-as-code-watcher-rhel8, openshift-pipelines/pipelines-pipelines-as-code-watcher-rhel9, openshift-pipelines/pipelines-pipelines-as-code-webhook-rhel8, openshift-pipelines/pipelines-pipelines-as-code-webhook-rhel9, +2 more
    affected: workaround, no fix available, no fix planned “Red Hat has investigated whether a possible mitigation exists for this issue, and has not been able to identify a practical example. Please update the affected package as soon as possible.”

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
10 mo ago

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L
GitHub 3.1 8.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
OSV 3.1 8.2 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L

Affected packages

ecosystem package affected fixed in
go code.gitea.io/gitea
<1.23.0-rc0
all versions
1.23.0-rc0
bitnami gitea
<1.23.0
1.23.0

Affected products

  • Gitea Gitea

Classification

Weakness
  • CWE-424 Improper Protection of Alternate Path

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.