01 Record
CVE-2023-22726
Unrestricted file upload leading to privilege escalation in act
HighPUBLISHEDCNA: GitHub_M
CNA base score8.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
02 Description
Unrestricted file upload leading to privilege escalation in act
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 1.25% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 69.0% of scored records. A rank, not a probability.
- NVD base score
- 8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
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
- 2023-01-20 21:02Z3 YR AGO
- Last updated
- 2025-03-10 21:21Z1 YR AGO
- Reserved
- 2023-01-06
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.0)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
- Weaknesses
- Data version
- 5.1
- Document digest
- b6423d0e14d75214e99e2aa0ba039e6121d8c6e2e64020e55adce62db473624e
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/nektos/act/security/advisories/GHSA-pc99-qmg4-rcff
- github.comhttps://github.com/nektos/act/issues/1553
- github.comhttps://github.com/nektos/act/commit/63ae215071f94569d910964bdee866d91d6e3a10
- github.comhttps://github.com/nektos/act/blob/master/pkg/artifacts/server.go#L65
- github.comhttps://github.com/nektos/act/blob/v0.2.35/pkg/artifacts/server.go#L245
- github.comhttps://github.com/nektos/act/blob/v0.2.35/pkg/artifacts/server.go#LL103C2-L103C2
- securitylab.github.comhttps://securitylab.github.com/advisories/GHSL-2023-004_act/