01 Record
CVE-2023-28837
Wagtail vulnerable to denial-of-service via memory exhaustion when uploading large files
MediumPUBLISHEDCNA: GitHub_M
CNA base score4.9 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
02 Description
Wagtail vulnerable to denial-of-service via memory exhaustion when uploading large files
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 ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 1.07% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 64.6% of scored records. A rank, not a probability.
- NVD base score
- 4.9 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/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
- 2023-04-03 16:41Z3 YR AGO
- Last updated
- 2025-02-11 14:37Z1 YR AGO
- Reserved
- 2023-03-24
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.9)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- Data version
- 5.1
- Document digest
- f2311cc052953bd4fea9bed2ca6a7190497ee69f664e819d5115999f0df4facc
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/wagtail/wagtail/security/advisories/GHSA-33pv-vcgh-jfg9
- github.comhttps://github.com/wagtail/wagtail/commit/3c0c64642b9e5b8d28b111263c7f4bddad6c3880
- github.comhttps://github.com/wagtail/wagtail/commit/c9d2fcd650a88d76ae122646142245e5927a9165
- github.comhttps://github.com/wagtail/wagtail/commit/cfa11bbe00dbe7ce8cd4c0bbfe2a898a690df2bf
- github.comhttps://github.com/wagtail/wagtail/commit/d4022310cbe497993459c3136311467c7ac6329a
- docs.wagtail.orghttps://docs.wagtail.org/en/stable/reference/settings.html#wagtailimages-max-upload-size
- github.comhttps://github.com/wagtail/wagtail/releases/tag/v4.1.4
- github.comhttps://github.com/wagtail/wagtail/releases/tag/v4.2.2