01 Record
CVE-2026-2359
Multer vulnerable to Denial of Service via resource exhaustion
HighPUBLISHEDCNA: openjs
CNA base score8.7 CVSS v4.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
02 Description
Multer vulnerable to Denial of Service via resource exhaustion
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.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.73% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 54.2% of scored records. A rank, not a probability.
- NVD base score
- 8.7 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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
- 2026-02-27 15:42Z8 MO AGO
- Last updated
- 2026-07-15 01:18Z3 MO AGO
- Reserved
- 2026-02-11
- Assigning CNA
- openjs
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.7)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- Weaknesses
- CWE-772Missing Release of Resource after Effective LifetimeBase
- Data version
- 5.2
- Document digest
- 1803ea5129a5b8446af6699ad4c391ab293d05476b947b1a91081ec4723503c8
05 Affected products
VendorProductVersionsPlatforms
06 References
- github.comhttps://github.com/expressjs/multer/security/advisories/GHSA-v52c-386h-88mc
- www.cve.orghttps://www.cve.org/CVERecord?id=CVE-2026-2359
- github.comhttps://github.com/expressjs/multer/commit/cccf0fe0e64150c4f42ccf6654165c0d66b9adab
- cna.openjsf.orghttps://cna.openjsf.org/security-advisories.html
- access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-2359
- bugzilla.redhat.comRHBZ#2443350https://bugzilla.redhat.com/show_bug.cgi?id=2443350
- security.access.redhat.comhttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2359.json
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:6174
- access.redhat.comhttps://access.redhat.com/errata/RHSA-2026:6802