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CVE-2026-84775

WordPress Really Simple SSL plugin <= 9.8.0 - Denial of Service Attack vulnerability

CVSS score

5.3

EPSS probability

%0.4

Risk score

0.0

Published

1 mo ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

Denial of Service Vulnerability in Really Simple SSL Plugin (CVE-2026-84775)

Sources read

1

Source agreement

Tam uyum

Evidence confidence

%50

Short explanation

CVE-2026-84775 reveals a medium-severity Denial of Service vulnerability in Really Simple SSL plugin prior to 9.8.0. No active exploitation is reported. Patch status is UNKNOWN. A public PoC exists but no official fix is confirmed.

Why does it matter?

This vulnerability could be exploited to disrupt service availability in WordPress sites using the plugin. No evidence of active exploitation. Patch status is unknown, requiring vendor verification for mitigation.

What should be done?

  • Users should upgrade to version 9.8.0 or later if available from the vendor.
  • Follow vendor advisories for official patch details.
  • No public patch is confirmed; verify via vendor channels.
Note on uncertainty

The sources give limited detail on some technical conditions. Review the chain of evidence below before deciding how to act.

Chain of evidence and sources3 verified claims

WordPress Really Simple SSL plugin 9.8.0'ın altında sürümü, bir kimlik doğrulama olmadan Denial of Service saldırıya maruz kalır. CVSS puanı 5.3'tür ve orta şiddetli bir risk olarak sınıflandırılır.

S0 · daybreach-canonical

Kullanıcı tarafından paylaşılan bir istismar veya aktif istismar yoktur. Mevcut kanıtla, yama durumu BİLİNMEYEN (UNKNOWN) olarak belirlenmiştir.

S0 · daybreach-canonical

Açık, CVE-2026-84775 ile belirtilmiş ve PatchStack'te bir açık kaynak PoC ile referanslanmıştır.

S0 · daybreach-canonical
Show the technical text from the sources

Unauthenticated Denial of Service Attack in Really Simple SSL <= 9.8.0 versions.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE: CWE-770

Explanation produced with the local qwen3:4b-instruct model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-84775 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1Really Simple PluginsReally Simple SSL View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
5.3CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LNVD
5.3CVSS V3_1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LCVE CNA

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-84775 is associated with the following CWEs:

CWE-770: Allocation of Resources Without Limits or Throttling

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-84775 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

https://patchstack.com/database/wordpress/plugin/really-simple-ssl/vulnerability/wordpress-really-simple-ssl-plugin-9-8-0-denial-of-service-attack-vulnerability?_s_id=cvevendor-advisory

CVSS Vector Radar Chart

5.3 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityLow

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)Low

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

RS
Really Simple Plugins logo
Really Simple Plugins

Weakness Type (CWE & CAPEC)

CWE-770

Get this vulnerability through the API

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