CVE-2026-6553

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 94% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.5Exploit: None knownExposed: 0

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

Changing backend users' passwords via the user settings module results in storing the cleartext password in the uc and user_settings fields of the be_users database table. This issue affects TYPO3 CMS version 14.2.0.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
34(Track)
EG Risk 34/100SSVC: 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
Severity75% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
6%
KEV
Not listed

Published

April 21, 2026

Last Modified

May 5, 2026

Advisory Details (2)

Auto-updated May 5, 2026
No patch confirmed yet.
generic

TYPO3-CORE-SA-2026-005: Cleartext storage of Backend User Passwords - TYPO3 Project

https://typo3.org/security/advisory/typo3-core-sa-2026-005
generic

[SECURITY] Do not store password in serialized user settings · TYPO3/typo3@9a6e913 · GitHub

https://github.com/TYPO3/typo3/commit/9a6e913f70767f63b322ae3e2d2f4e302624c291

Affected Packages

(1 across 1 ecosystem)
Packagist(1)
PackageVulnerable rangeFixed inDependents
typo3/cms-backend14.2.0, v14.2.014.3.0—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 26× 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.

Showing the most recent 100 of 153 total refreshes for this CVE.

  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-12 15:02 UTCEPSS rescore
  3. 2026-09-11 14:53 UTCEPSS rescore
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  1. 2026-08-16 14:56 UTCEPSS rescore
  2. 2026-08-16 06:20 UTCEG score recompute
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  24. 2026-08-03 21:24 UTCEG score recompute
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  26. 2026-08-02 12:50 UTCEG score recompute
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  41. 2026-07-23 03:22 UTCEG score recompute
  42. 2026-07-22 14:08 UTCEPSS rescore
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  44. 2026-07-21 15:25 UTCEPSS rescore
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  46. 2026-07-20 17:08 UTCEPSS rescore
  47. 2026-07-20 07:02 UTCOSV refresh
  48. 2026-07-19 14:31 UTCEPSS rescore
  49. 2026-07-19 02:29 UTCEPSS rescore
  50. 2026-07-18 10:04 UTCEPSS rescore
  51. 2026-07-16 17:03 UTCEPSS rescore
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  75. 2026-07-01 15:07 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-6553?
CVE-2026-6553 is a high vulnerability published on April 21, 2026. Changing backend users' passwords via the user settings module results in storing the cleartext password in the uc and usersettings fields of the beusers database table. This issue affects TYPO3 CMS version 14.2.0.
When was CVE-2026-6553 disclosed?
CVE-2026-6553 was first published in the National Vulnerability Database on April 21, 2026, with the most recent update on May 5, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6553 actively exploited?
CVE-2026-6553 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 93.7% of all scored CVEs.
What is the CVSS score of CVE-2026-6553?
CVE-2026-6553 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2026-6553?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6553, 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.

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