6.9

CVE-2025-12119: mongodb c_driver Expired Pointer Dereference

CVSS: 6.9v4.0MediumModified
AliasesUBUNTU-CVE-2025-12119DEBIAN-CVE-2025-12119DLA-4438-1
Published 18-11-2025Last modified 14-01-2026
Open JSON

Vulnerability summary

CVE-2025-12119 is a medium (CVSS 6.9) Expired Pointer Dereference vulnerability in mongodb c_driver. EPSS estimates a 0.21% chance of exploitation in the next 30 days, higher than 10.8% of scored vulnerabilities.

Overall risk
28/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.9/10
010
Medium · v4.0 (CVE.org)
EPSS score
0.21%
0%100%
Low · +0.01 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 18-11-2025
    PublishedVulnerability first disclosed.
  2. 14-01-2026
    Last modifiedVulnerability information updated.

Description

A mongoc_bulk_operation_t may read invalid memory if large options are passed.

CVSS metrics

7 scores · 4 sources · 2 versions

EPSS trend

Probability

0.21%

Chance of exploitation in the next 30 days

Percentile

11%

Versus all other CVEs

30-day change

+0.01 pp

From 0.20% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.21%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Mongodb2 products
  • c_driver≥ 1.9.0, ≤ 1.30.5 | ≥ 2.0.0, ≤ 2.1.1 | ≥ 1.9.0, < 1.30.6 | ≥ 2.0.0, < 2.1.2
  • php_driver≤ 2.1.2 | < 1.21.2
Ubuntu2 products
  • mongo-c-driverAll versions (No fix recorded)
  • php-mongodbAll versions (No fix recorded)
Debian1 product
  • mongo-c-driver< 1.23.1-1+deb12u2 | < 1.30.4-1+deb13u1 | < 2.1.2-1 | < 1.17.6-1+deb11u2

3 vendors · 5 products

References

7 links