CVE-2026-82052

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory (severity: HIGH) published 2026-09-08. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

The $regexFindAll expression can be used by an authenticated user who can run aggregation pipeline stages to crash a MongoDB server (mongod). Under certain specific conditions the  regex match can start in the middle of a multi-code-unit character, triggering an assertion during query execution.

CVSS v3
6.5
EG Score
6.5(high)
EG Risk
29(Track)
EG Risk 29/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
29%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 16, 2026

Advisory Details (1)

Auto-updated Sep 8, 2026
No patch confirmed yet.
generic

SAML Login - MongoDB Jira - MongoDB Jira

https://jira.mongodb.org/browse/SERVER-124077

Vendor Advisories for CVE-2026-82052(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 19× in last 7d / 37× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-19 16:08 UTCEG score recompute
  2. 2026-09-19 16:08 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 18:17 UTCGHSA enrichment
  5. 2026-09-17 20:19 UTCEG score recompute
  6. 2026-09-17 20:19 UTCGHSA enrichment
  7. 2026-09-16 21:10 UTCEG score recompute
  8. 2026-09-16 21:10 UTCGHSA enrichment
  9. 2026-09-16 14:08 UTCEPSS rescore
  10. 2026-09-16 06:38 UTCEG score recompute
  11. 2026-09-16 06:38 UTCGHSA enrichment
  12. 2026-09-16 05:15 UTCEPSS rescore
  13. 2026-09-15 08:47 UTCEG score recompute
  14. 2026-09-15 08:47 UTCGHSA enrichment
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-15 03:12 UTCEPSS rescore
  17. 2026-09-14 10:56 UTCEG score recompute
  18. 2026-09-14 10:56 UTCGHSA enrichment
  19. 2026-09-13 13:06 UTCGHSA enrichment
  20. 2026-09-12 15:15 UTCEG score recompute
  21. 2026-09-12 15:15 UTCGHSA enrichment
  22. 2026-09-11 17:24 UTCEG score recompute
  23. 2026-09-11 17:24 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-11 14:53 UTCEPSS rescore
Show 12 more
  1. 2026-09-10 19:21 UTCEG score recompute
  2. 2026-09-10 19:21 UTCGHSA enrichment
  3. 2026-09-10 18:37 UTCEG score recompute
  4. 2026-09-10 18:36 UTCGHSA enrichment
  5. 2026-09-10 15:31 UTCEG score recompute
  6. 2026-09-10 15:31 UTCGHSA enrichment
  7. 2026-09-09 17:40 UTCGHSA enrichment
  8. 2026-09-08 19:49 UTCEG score recompute
  9. 2026-09-08 19:49 UTCGHSA enrichment
  10. 2026-09-08 18:14 UTCEG score recompute
  11. 2026-09-08 16:29 UTCEG score recompute
  12. 2026-09-08 16:25 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-82052?
CVE-2026-82052 is a medium vulnerability published on September 8, 2026. The $regexFindAll expression can be used by an authenticated user who can run aggregation pipeline stages to crash a MongoDB server (mongod). Under certain specific conditions the regex match can start in the middle of a multi-code-unit character, triggering an assertion during query execution.
When was CVE-2026-82052 disclosed?
CVE-2026-82052 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-82052 actively exploited?
CVE-2026-82052 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 71.3% of all scored CVEs.
What is the CVSS score of CVE-2026-82052?
CVE-2026-82052 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-82052?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-82052, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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