CVE-2026-18591

LOWPre-NVD 2.12.1—
EchelonGraph scoreMEDIUM confidence

Score 2.1 from GitHub Security Advisory (severity: LOW) published 2026-08-03. a secondary CVSS source baseline 2.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
2.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 2.1Exploit: Elevated riskExposed: 0

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

A vulnerability was identified in Meesho Online Shopping App up to 20260607 on Android. Affected by this vulnerability is an unknown functionality of the component com.meesho.supply. Such manipulation of the argument user_id/phone number/email address/name leads to cleartext storage of sensitive information. The attack can be executed directly on the physical device. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

CVSS v3
2.1
EG Score
2.1(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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
Severity21% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
0%
KEV
Not listed

Published

August 3, 2026

Last Modified

August 12, 2026

References (6)

Vendor Advisories for CVE-2026-18591(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 33× 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 13:35 UTCEG score recompute
  2. 2026-09-19 13:35 UTCGHSA enrichment
  3. 2026-09-16 14:07 UTCEPSS rescore
  4. 2026-09-16 05:19 UTCEG score recompute
  5. 2026-09-16 05:19 UTCGHSA enrichment
  6. 2026-09-16 05:14 UTCEPSS rescore
  7. 2026-09-13 16:46 UTCEPSS rescore
  8. 2026-09-12 13:55 UTCEG score recompute
  9. 2026-09-12 13:55 UTCGHSA enrichment
  10. 2026-09-11 14:52 UTCEPSS rescore
  11. 2026-09-11 09:36 UTCEPSS rescore
  12. 2026-09-10 09:34 UTCEPSS rescore
  13. 2026-09-09 06:47 UTCEG score recompute
  14. 2026-09-09 06:47 UTCGHSA enrichment
  15. 2026-09-08 22:00 UTCEPSS rescore
  16. 2026-09-05 18:41 UTCEG score recompute
  17. 2026-09-05 18:41 UTCGHSA enrichment
  18. 2026-09-04 05:06 UTCEPSS rescore
  19. 2026-09-02 07:50 UTCEG score recompute
  20. 2026-09-02 07:50 UTCGHSA enrichment
  21. 2026-09-01 13:53 UTCEPSS rescore
  22. 2026-08-29 22:04 UTCEG score recompute
  23. 2026-08-29 22:04 UTCGHSA enrichment
  24. 2026-08-28 21:41 UTCEPSS rescore
  25. 2026-08-27 14:25 UTCEPSS rescore
Show 34 more
  1. 2026-08-26 14:46 UTCEPSS rescore
  2. 2026-08-26 01:38 UTCEG score recompute
  3. 2026-08-26 01:37 UTCGHSA enrichment
  4. 2026-08-25 13:48 UTCEPSS rescore
  5. 2026-08-23 00:19 UTCEPSS rescore
  6. 2026-08-22 18:30 UTCEG score recompute
  7. 2026-08-22 18:30 UTCGHSA enrichment
  8. 2026-08-20 22:55 UTCEPSS rescore
  9. 2026-08-19 11:23 UTCEG score recompute
  10. 2026-08-19 11:23 UTCGHSA enrichment
  11. 2026-08-17 13:47 UTCEPSS rescore
  12. 2026-08-16 04:16 UTCEG score recompute
  13. 2026-08-16 04:16 UTCGHSA enrichment
  14. 2026-08-16 02:14 UTCEPSS rescore
  15. 2026-08-15 01:30 UTCEPSS rescore
  16. 2026-08-12 21:08 UTCEG score recompute
  17. 2026-08-12 21:08 UTCGHSA enrichment
  18. 2026-08-11 13:42 UTCEPSS rescore
  19. 2026-08-10 04:47 UTCGHSA enrichment
  20. 2026-08-06 21:40 UTCEG score recompute
  21. 2026-08-06 21:40 UTCGHSA enrichment
  22. 2026-08-05 19:17 UTCEPSS rescore
  23. 2026-08-04 15:10 UTCEPSS rescore
  24. 2026-08-04 10:38 UTCEPSS rescore
  25. 2026-08-03 14:33 UTCEG score recompute
  26. 2026-08-03 14:33 UTCGHSA enrichment
  27. 2026-08-03 14:32 UTCNVD updateCVSS v4 → 0.9
  28. 2026-08-03 13:39 UTCEG score recompute
  29. 2026-08-03 13:39 UTCGHSA enrichment
  30. 2026-08-03 13:33 UTCMITRE cvelistV5CVSS v4 → 2.4
  31. 2026-08-03 08:25 UTCEG score recompute
  32. 2026-08-03 08:23 UTCNVD updateCVSS v4 → 0.9
  33. 2026-08-03 07:54 UTCEG score recompute
  34. 2026-08-03 07:53 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-18591?
CVE-2026-18591 is a low vulnerability published on August 3, 2026. A vulnerability was identified in Meesho Online Shopping App up to 20260607 on Android. Affected by this vulnerability is an unknown functionality of the component com.meesho.supply. Such manipulation of the argument user_id/phone number/email address/name leads to cleartext storage of sensitive…
When was CVE-2026-18591 disclosed?
CVE-2026-18591 was first published in the National Vulnerability Database on August 3, 2026, with the most recent update on August 12, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-18591 actively exploited?
CVE-2026-18591 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 99.8% of all scored CVEs.
What is the CVSS score of CVE-2026-18591?
CVE-2026-18591 has a CVSS v3 base score of 2.1 (NVD).
How do I remediate CVE-2026-18591?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-18591, 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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