CVE-2018-19276

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because EPSS predicts 99% probability of exploitation within the next 30 days (top 0.1% of all CVEs). NVD baseline CVSS 9.8 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekWeaponized
9.8
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 99%
CISA-KEV: Not listedEPSS: 99%CVSS: 9.8Exploit: NoneExposed: 0

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

OpenMRS before 2.24.0 is affected by an Insecure Object Deserialization vulnerability that allows an unauthenticated user to execute arbitrary commands on the targeted system via crafted XML data in a request body.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
—
EPSS
99.9%
KEV
Not listed

Published

March 21, 2019

Last Modified

November 21, 2024

Advisory Details (5)

Auto-updated Jun 6, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

OpenMRS Platform < 2.24.0 - Insecure Object Deserialization - Java webapps Exploit

https://www.exploit-db.com/exploits/46327/
generic

Critical Security Advisory CVE-2018-19276: 2019-02-04 - Announcements - OpenMRS Talk

https://talk.openmrs.org/t/critical-security-advisory-cve-2018-19276-2019-02-04/21607
generic🟡 PoC Available

OpenMRS - Insecure Object Deserialization | Bishop Fox

https://know.bishopfox.com/advisories/news/2019/02/openmrs-insecure-object-deserialization
generic

Packet Storm

http://packetstormsecurity.com/files/155691/OpenMRS-Java-Deserialization-Remote-Code-Execution.html
generic

Packet Storm

http://packetstormsecurity.com/files/151553/OpenMRS-Platform-Insecure-Object-Deserialization.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 3× in last 7d / 12× 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. 2026-07-22 22:15 UTCEG score recompute
  2. 2026-07-22 14:05 UTCEPSS rescore
  3. 2026-07-20 20:32 UTCOSV refresh
  4. 2026-07-15 16:55 UTCEPSS rescore
  5. 2026-07-15 16:55 UTCEPSS rescore
  6. 2026-07-06 16:24 UTCEPSS rescore
  7. 2026-07-06 16:24 UTCEPSS rescore
  8. 2026-07-03 15:56 UTCOSV refresh
  9. 2026-06-27 03:06 UTCEPSS rescore
  10. 2026-06-27 03:06 UTCEPSS rescore
  11. 2026-06-24 14:02 UTCEPSS rescore
  12. 2026-06-24 14:02 UTCEPSS rescore
  13. 2026-06-17 17:50 UTCEPSS rescore
  14. 2026-06-17 17:50 UTCEPSS rescore
  15. 2026-06-15 17:45 UTCEPSS rescore
  16. 2026-06-15 05:13 UTCOSV refresh
  17. 2026-06-14 23:15 UTCEPSS rescore
  18. 2026-06-14 23:14 UTCEPSS rescore
  19. 2026-06-10 22:16 UTCEPSS rescore
  20. 2026-06-10 13:19 UTCEPSS rescore
  21. 2026-06-08 14:14 UTCEPSS rescore
  22. 2026-06-08 14:14 UTCEPSS rescore
  23. 2026-06-02 20:11 UTCEPSS rescore
  24. 2026-06-02 20:11 UTCEPSS rescore
  25. 2026-05-27 21:41 UTCEG score recompute
Show 6 more
  1. 2026-05-27 21:41 UTCGHSA enrichment
  2. 2026-05-27 21:05 UTCOSV refresh
  3. 2026-05-26 13:42 UTCEPSS rescore
  4. 2026-05-26 13:42 UTCEPSS rescore
  5. 2026-05-26 07:17 UTCEPSS rescore
  6. 2026-05-26 07:17 UTCEPSS rescore

Publicly available exploits

(5 references)

Working exploit code is in the public domain (1 Metasploit module) (1 GitHub PoC) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-47792✓ verified
    First seen Dec 18, 2019

    OpenMRS - Java Deserialization RCE (Metasploit)

    Open source ↗
  • GitHub PoCmpgn/CVE-2018-19276
    First seen Mar 11, 2019

    CVE-2018-19276 - OpenMRS Insecure Object Deserialization RCE

    Open source ↗
  • Exploit-DBEDB-46327
    First seen Feb 5, 2019

    OpenMRS Platform < 2.24.0 - Insecure Object Deserialization

    Open source ↗
  • Metasploitexploit/multi/http/openmrs_deserialization✓ verified
    First seen Feb 4, 2019

    OpenMRS Java Deserialization RCE

    Open source ↗
  • Nucleihttp/cves/2018/CVE-2018-19276.yaml
    First seen Jan 1, 2018

    OpenMRS Platform < 2.24.0 - Insecure Object Deserialization

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2018-19276?
CVE-2018-19276 is a critical vulnerability published on March 21, 2019. OpenMRS before 2.24.0 is affected by an Insecure Object Deserialization vulnerability that allows an unauthenticated user to execute arbitrary commands on the targeted system via crafted XML data in a request body.
When was CVE-2018-19276 disclosed?
CVE-2018-19276 was first published in the National Vulnerability Database on March 21, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2018-19276 actively exploited?
CVE-2018-19276 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2018-19276?
CVE-2018-19276 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2018-19276?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2018-19276, 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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