CVE-2026-47234

MEDIUMPre-NVD 4.44.4
EchelonGraph scoreMEDIUM confidence

“—” beside the score: it is equal to the CVSS score beside it.

This medium-severity CVE scores 4.4 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.2% (6th percentile of EPSS-scored CVEs). No GitHub Security Advisory CVSS is on record for this CVE.

Triggered by: Headline CVSS from a secondary CVSS source
Sources: EPSS, a secondary CVSS source
4.4EG
EchelonGraph verdictMonitorRemediate within your standard update timelines (the SSVC decision on this page).
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0.2%CVSS: 4.4Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

Admidio is an open-source user management solution. Prior to version 5.0.10, when debug logging is enabled, Session::setCookie() logs full cookie values and Session::start() logs the current session ID. In a real Admidio deployment this includes both the active session cookie and the persistent auto-login cookie. Anyone with access to the log sink can recover live bearer-style credentials from the logs. Version 5.0.10 contains a fix.

CVSS v3
4.4
EG Score
4.4MEDIUMmedium confidence
EG Risk
20
EG Risk 20/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity44% × 45%
Impact severity (EG Severity): CVSS 4.4 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation0.2% × 40%
FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.
Automatability0% × 15%
CISA's SSVC Automatable value: no (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at every mission impact level.
Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.2%
EPSS %ILE
6th
KEV
Not listed

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (4.4): severity, escalated by confirmed exploitation. This CVE's 4.4 is its impact severity (EG Severity), not escalated.

EG Severity
4.4 MEDIUMCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.a secondary CVSS source · CVSS v3.0 or v3.1
EG Likelihood
0.2% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-10-17). FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Track at medium mission impactTrack at every mission impact level.CISA BOD 26-04: 60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.Each input and its source: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.

In CISA KEV no (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

Published

May 29, 2026

Last Modified

September 9, 2026

Advisory Details (3)

Auto-updated Aug 12, 2026
Patch available. Sources: github.
Web page

admidio/src/Session/Entity/Session.php at v5.0.9 · Admidio/admidio · GitHub

https://github.com/Admidio/admidio/blob/v5.0.9/src/Session/Entity/Session.php#L615-L617
Web page

admidio/src/Session/Entity/Session.php at v5.0.9 · Admidio/admidio · GitHub

https://github.com/Admidio/admidio/blob/v5.0.9/src/Session/Entity/Session.php#L533-L540
GitHub advisoryMentions a patch (unverified)

Admidio writes session IDs and auto-login cookie values to application logs · Advisory · Admidio/admidio · GitHub

https://github.com/Admidio/admidio/security/advisories/GHSA-mch8-wf3h-6x88

Vendor Advisories for CVE-2026-47234(1)

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

Affected Packages

(1 across 1 ecosystem)
Packagist(1)
PackageVulnerable rangeFix by version rangeDependents
admidio/admidio4.1.0 ... v5.0.9 (55 versions)
  • every version up to 5.0.10: fixed in 5.0.10
—

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 31× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. 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. An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). Most recent first.

  1. 2026-10-19 16:32 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  2. 2026-10-18 16:32 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  3. 2026-10-18 03:36 UTCEG score recompute
  4. 2026-10-17 16:34 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  5. 2026-10-16 16:42 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  6. 2026-10-15 16:32 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  7. 2026-10-14 16:33 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  8. 2026-10-13 16:34 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  9. 2026-10-12 16:34 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  10. 2026-10-12 16:02 UTCEG score recompute
  11. 2026-10-11 19:44 UTCEG score recompute
  12. 2026-10-11 16:59 UTCEG score recompute
  13. 2026-10-11 14:24 UTCEG score recompute
  14. 2026-10-11 13:48 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  15. 2026-10-10 20:00 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  16. 2026-10-09 20:07 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  17. 2026-10-08 17:12 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  18. 2026-10-07 23:48 UTCEPSS rescoreEPSS 0.2% · 6th percentile
  19. 2026-10-06 15:18 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  20. 2026-10-05 17:43 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  21. 2026-10-04 23:22 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  22. 2026-10-03 14:25 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  23. 2026-10-03 14:19 UTCOSV refresh
  24. 2026-10-01 19:50 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  25. 2026-09-30 15:03 UTCEPSS rescoreEPSS 0.2% · 5th percentile
Show 54 more
  1. 2026-09-28 13:51 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  2. 2026-09-27 13:48 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  3. 2026-09-26 15:59 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  4. 2026-09-26 00:27 UTCEPSS rescoreEPSS 0.2% · 5th percentile
  5. 2026-09-23 17:53 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  6. 2026-09-20 20:16 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  7. 2026-09-18 19:28 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  8. 2026-09-16 14:08 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  9. 2026-09-16 05:15 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  10. 2026-09-14 06:20 UTCEG score recompute
  11. 2026-09-13 16:47 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  12. 2026-09-12 15:01 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  13. 2026-09-11 09:37 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  14. 2026-09-10 09:34 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  15. 2026-09-09 23:00 UTCEG score recompute
  16. 2026-09-08 22:00 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  17. 2026-09-07 16:01 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  18. 2026-09-06 13:47 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  19. 2026-09-04 05:06 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  20. 2026-09-02 14:12 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  21. 2026-09-01 13:54 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  22. 2026-08-30 19:17 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  23. 2026-08-30 01:22 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  24. 2026-08-28 21:41 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  25. 2026-08-27 14:25 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  26. 2026-08-26 14:46 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  27. 2026-08-25 13:49 UTCEPSS rescoreEPSS 0.1% · 2nd percentile
  28. 2026-08-25 04:10 UTCEG score recompute
  29. 2026-08-23 14:10 UTCEG score recompute
  30. 2026-08-23 00:19 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  31. 2026-08-21 23:49 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  32. 2026-08-21 14:59 UTCEG score recompute
  33. 2026-08-20 22:55 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  34. 2026-08-20 10:24 UTCEG score recompute
  35. 2026-08-19 17:04 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  36. 2026-08-18 13:48 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  37. 2026-08-17 13:47 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  38. 2026-08-17 06:50 UTCEG score recompute
  39. 2026-08-16 14:56 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  40. 2026-08-16 02:23 UTCEG score recompute
  41. 2026-08-16 02:14 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  42. 2026-08-15 01:30 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  43. 2026-08-14 00:27 UTCEG score recompute
  44. 2026-08-13 22:00 UTCEPSS rescoreEPSS 0.1% · 3rd percentile
  45. 2026-08-12 23:22 UTCEG score recompute
  46. 2026-08-12 22:21 UTCEG score recompute
  47. 2026-08-12 15:27 UTCEG score recompute
  48. 2026-07-31 05:51 UTCEG score recompute
  49. 2026-07-27 03:11 UTCEG score recompute
  50. 2026-07-23 03:17 UTCEG score recompute
  51. 2026-06-14 23:18 UTCEPSS rescoreEPSS <0.1% · 3rd percentile
  52. 2026-06-13 23:00 UTCEPSS rescoreEPSS <0.1% · 3rd percentile
  53. 2026-06-12 23:12 UTCEPSS rescoreEPSS <0.1% · 3rd percentile
  54. 2026-05-29 22:26 UTCEG score recompute

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Frequently asked(5)

What is CVE-2026-47234?
CVE-2026-47234 is a medium-severity vulnerability; its CVE record was published on May 29, 2026. Admidio is an open-source user management solution. Prior to version 5.0.10, when debug logging is enabled, Session::setCookie() logs full cookie values and Session::start() logs the current session ID. In a real Admidio deployment this includes both the active session cookie and the persistent…
When was the CVE record for CVE-2026-47234 published?
The CVE record for CVE-2026-47234 was published on May 29, 2026. That is the record's publication date; the vulnerability itself may have been made public earlier. EchelonGraph's copy of the record carries a last-modified date of September 9, 2026; the record at its source may have been updated since.
Is CVE-2026-47234 actively exploited?
CVE-2026-47234 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.2% probability of exploitation in the next 30 days (6th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-47234?
CVE-2026-47234 has a CVSS base score of 4.4 (a secondary CVSS source that NVD displays; NVD's own analysis pending).
How do I remediate CVE-2026-47234?
A fix for CVE-2026-47234 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-47234 are linked in the Vendor Advisories panel on this page.

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