CVE-2026-4359: mongodb inc mongodb c driver
CVSS: 3.7v3.1LowAnalyzed
AliasesUBUNTU-CVE-2026-4359DEBIAN-CVE-2026-4359
Published 17-03-2026Last modified 18-03-2026
Vulnerability summary
CVE-2026-4359 is a low (CVSS 3.7) vulnerability in mongodb inc mongodb c driver. EPSS estimates a 0.25% chance of exploitation in the next 30 days, higher than 14.9% of scored vulnerabilities.
CVSS score
3.7/10
010
Low · v3.1 (NVD)EPSS score
0.25%
0%100%
Low · +0.06 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 17-03-2026PublishedVulnerability first disclosed.
- 18-03-2026Last modifiedVulnerability information updated.
Description
A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver.
CVSS metrics
7 scores · 4 sources · 2 versionsLow 2.0Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:NSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated2.0LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
- NVDNIST2.0LowCVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:N/VI:N/VA:L/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
Low 3.7Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:LSources4 sources · 2.0–3.7
- CVE.orgCNA2.0LowCVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated3.7LowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · DebianEcosystem advisory · calculated3.7LowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS trend
Probability
0.25%
Chance of exploitation in the next 30 days
Percentile
15%
Versus all other CVEs
30-day change
+0.06 pp
From 0.19% on 19-09-2026
19-09-202619-10-2026
EPSS score0.25%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- mongo-c-driver< 1.23.1-1+deb12u3 | < 1.30.4-1+deb13u2 | < 2.2.3-1
Mongodb1 product
- c_driver< 1.30.8 | ≥ 2.2.0, < 2.2.3
Mongodb inc1 product
- mongodb c driver< 2.2.3
Ubuntu1 product
- mongo-c-driverAll versions (No fix recorded)
4 vendors · 4 products
