CVE-2026-77806 (GCVE-0-2026-77806)

Vulnerability from cvelistv5 – Published: 2026-08-21 13:37 – Updated: 2026-08-21 17:43
VLAI Previdian
Summary
SPIP before 4.4.21 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to code injection via an X-Spip-Filtre HTTP request header that is mishandled by analyse_resultat_skel.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-08-21 17:43 UTC
CWE
  • CWE-94 - Improper Control of Generation of Code ('Code Injection')
Assigner
mitre CNA under the mitre root
CNA scorecard E 28/100 over 2322 records in the last 180 days details
References
Impacted products
Vendor Product Version CPE status
SPIP SPIP Affected: 0 , < 4.4.21 (semver)
    cpe:2.3:a:spip:spip:*:*:*:*:*:*:*:*
Create a notification for this product.
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: da2f9533-cd62-4eb8-98eb-e623d68c51ac

Vulnerability ID: CVE-2026-77806

Status: Confirmed

Status Updated: 2026-08-21 13:50 UTC

Exploited: Yes

Timestamps
First Seen: 2026-08-21
Asserted: 2026-08-21
Scope
Notes: SPIP before 4.4.21 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to... | Affected: SPIP / SPIP | CVSS: 9.8 (CRITICAL) | Used in malware: unknown | Not yet in CISA KEV: True
Evidence

Type: Public Report

Signal: Successful Exploitation

Confidence: 70%

Source: kevintel

Details
Feed KEVIntel (kevintel.com)
Title SPIP before 4.4.21 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to...
Vendor SPIP
Product SPIP
Added Date 2026-08-21T13:50:25.867Z
Cvss Score 9.8
Epss Score None
Cvss Severity CRITICAL
Epss Percentile None
Used In Malware unknown
Ahead Of Cisa Kev None
Not Yet In Cisa Kev True
References
Created: 2026-08-22 14:00 UTC | Updated: 2026-08-22 14:00 UTC
Show details on NVD website
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