CVE-2026-88024
CVE-2026-88024 — GridFS data disclosure and deletion via query-operator injection in file IDs in the MongoDB Rust Driver
Improper neutralization of special elements in data query logic in the GridFS component of the MongoDB Rust Driver can cause a caller-supplied structured file identifier to be interpreted as a query condition rather than as a literal identifier. An authenticated user who can influence the identifier passed by an affected application may obtain stored file content beyond the intended target or cause all GridFS file chunks in the affected bucket to be removed, rendering stored file content unreadable.
Published Updated Sources: NVD, MongoDB (CNA), GitHub, GitHub Security Advisory, Red Hat (VEX)
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
0%
chance of exploitation in 30 days
CVSS base
8.3
high · 3 sources
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
None
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Partial
partial · total control of the vulnerable component
Remediation
The vendor's own words where we have them.
Upgrade Rust Driver to a fixed release. Apply vendor patches per advisory and restrict external exposure of the affected component until patched.
Red Hat VEX · CVE-2026-88024
workaround: Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, appli…
none_available: Affected
First 24 hours
Ordered from the record's own fields — exposure first, because you cannot patch what you have not found.
- Identify exposed assets running affected vendor/product/version combinations.
- Prioritize based on EPSS, PoC availability, and external exposure.
- Search available logs for exploit probes, errors, authentication anomalies, or suspicious child processes matching the vulnerability class.
Affected scope
Vendor, product and version as the advisories word them.
| Vendor | Product | Versions | Status |
|---|---|---|---|
| MongoDB | Rust Driver | 2.4.0 to < 3.9.1 | Vulnerable |
Attack characteristics
The CVSS vector, decoded. It describes the attack, not your exposure to it.
Availability
High
Confidentiality
Low
Integrity
High
Scope
Unchanged
Attack Complexity
Low
Attack Vector
Network
Privileges Req
Low
User Interaction
None
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 8.3 | CVSS 3.1 | high | 2.8 | 5.5 | mongodb.com (CNA), MongoDB (CNA), GHSA |
| 6.1 | CVSS 4.0 | medium | — | — | MongoDB (CNA) |
| 8.8 | CVSS 3.1 | high | — | — | Red Hat (VEX) |
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:H
Weakness & attack patterns
- CWE-943
Inferred from the weakness class — not observed against this CVE.
Detection
Read off the CVSS vector and the weakness class. Starting points, not rules we have tested.
- Prioritize edge telemetry for network-reachable Rust Driver.
Timeline
What happened to this CVE, newest first — with the readings a source repeats on a schedule counted underneath rather than listed.
- 2026
Added · CVSS 3.1 8.3 (AV:N)
Sep 10, 2026 · NVD
Initial · CVE published
Sep 10, 2026 · NVD
Added · GHSA-pm5h-mrq6-hccx published (medium)
Sep 10, 2026 · GitHub Security Advisory
References
6 on the record
- jira.mongodb.org/browse/RUST-2469
Vendor Advisory
- nvd.nist.gov/vuln/detail/CVE-2026-88024
NVD
- github.com/advisories/GHSA-pm5h-mrq6-hccx
Exploit, Third Party Advisory
- access.redhat.com/security/cve/CVE-2026-88024
Vendor Advisory
- bugzilla.redhat.com/show_bug.cgi?id=2531580
Vendor Advisory
- www.cve.org/CVERecord?id=CVE-2026-88024
Vendor Advisory
Elsewhere on this site
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.
Answered from this record1
What should defenders know first?
CVE-2026-88024 is GridFS data disclosure and deletion via query-operator injection in file IDs in the MongoDB Rust Driver, a high vulnerability affecting Rust Driver from MongoDB. The current evidence does not list it in CISA KEV, and the exploit status is: Active exploitation is not confirmed from current sources for CVE-2026-88024. Public exploit evidence is: A public PoC is not confirmed from current sources for CVE-2026-88024. The affected-version evidence is listed in the key facts and affected products tables. Defenders should first verify whether exposed or business-critical assets run those versions, then apply vendor patches or mitigations, restrict reachable attack surface, and preserve logs for detection review. CVSS 8.3 describes technical severity, while EPSS 0% helps estimate near-term exploit likelihood; neither replaces asset context. Unknown fields should remain explicit in tickets, and threat actor, IOC, victimology, or payload claims should not be added unless a cited source supports them. Monitor CISA KEV, vendor advisories, NVD changes, public PoC repositories, and internal telemetry for update triggers.