01 Record
CVE-2026-23960
Argo Workflows affected by stored XSS in the artifact directory listing
HighPUBLISHEDCNA: GitHub_M
CNA base score7.3 CVSS v4.0CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
02 Description
Argo Workflows affected by stored XSS in the artifact directory listing
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.41% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 35.4% of scored records. A rank, not a probability.
- NVD base score
- 7.3 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:H/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
- NVD analysis status
- Modified. NVD last modified this record on 2026-07-15.
- Red Hat severity
- Important. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-01-21 22:02Z9 MO AGO
- Last updated
- 2026-07-15 01:17Z3 MO AGO
- Reserved
- 2026-01-19
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.3)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.2
- Document digest
- 5be7734212dbb97d14190b1d8b8898ba64062c367c8919820a52d17c5d25e6a5
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/argoproj/argo-workflows/security/advisories/GHSA-cv78-6m8q-ph82
- github.comhttps://github.com/argoproj/argo-workflows/commit/159a5c56285ecd4d3bb0a67aeef4507779a44e17
- github.comhttps://github.com/argoproj/argo-workflows/blob/9872c296d29dcc5e9c78493054961ede9fc30797/server/artifacts/artifact_server.go#L194-L244
- github.comhttps://github.com/argoproj/argo-workflows/releases/tag/v3.6.17
- github.comhttps://github.com/argoproj/argo-workflows/releases/tag/v3.7.8
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-23960
- bugzilla.redhat.comRHBZ#2431881https://bugzilla.redhat.com/show_bug.cgi?id=2431881
- security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-23960.json