CVE-2026-27379

HIGH

Deserialization of Untrusted Data vulnerability in NextScripts NextScripts social-networks-auto-poster-facebook-twitter-g allows Object Injection.This issue affects NextScripts: from n/a through <= 4.4.7.

Affects 0 products across 4 vendors.

CVSS 3.18.8
EPSS0.6%
Percentile46th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, low privileges required, no user interaction needed, impact contained to the vulnerable component, full confidentiality impact, full integrity impact, full availability impact.
CWE Weakness Definitions
CWE-502: Deserialization of Untrusted Data

Software deserializes untrusted data without validation, allowing crafted objects to execute arbitrary code.

Related Attack Patterns (CAPEC)
CAPEC-586 Object Injection
via CWE-502

Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.

◆ AI Analysis — automated analysis, not human-reviewed

A Deserialization of Untrusted Data vulnerability exists in NextScripts social-networks-auto-poster-facebook-twitter-g, allowing for Object Injection. This can lead to remote code execution, unauthorized access, and other severe security issues.

BSID: BS-2026-GLOBAL-075842-H • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH

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Frequently Asked Questions
What is CVE-2026-27379?
A Deserialization of Untrusted Data vulnerability exists in NextScripts social-networks-auto-poster-facebook-twitter-g, allowing for Object Injection. This can lead to remote code execution, unauthorized access, and other severe security issues.
What is the CVSS score for CVE-2026-27379?
CVE-2026-27379 has CVSS 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS: 0.6%.
Is CVE-2026-27379 actively exploited?
No confirmed active exploitation of CVE-2026-27379 as of 2026-05-30.
How do I remediate CVE-2026-27379?
Priority: IMMEDIATE.
What systems are affected by CVE-2026-27379?
CVE-2026-27379 affects Facebook; Nextscripts; Poster; Twitter.
Vulnerability Details
CVE IDCVE-2026-27379
BSIDBS-2026-GLOBAL-075842-H BreachSpider Global ID
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published2026-03-05
Last Modified2026-04-22
ICS Relevance15%
Weakness (CWE)
Deserialization of Untrusted Data
SourceNVD
Official Description

Deserialization of Untrusted Data vulnerability in NextScripts NextScripts social-networks-auto-poster-facebook-twitter-g allows Object Injection.This issue affects NextScripts: from n/a through <= 4.4.7.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

An attacker can exploit this vulnerability by sending specially crafted serialized data to the application. The application deserializes this data without proper validation, leading to the execution of arbitrary code or unauthorized actions.

Exploitation Likelihood: HIGH

Affected Products
VendorProductAffected Versions
Facebook — —
Nextscripts — —
Poster — —
Twitter — —
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 225 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Model/workspace/models/qwen2.5-coder-32b-instruct-bf16
ConfidenceHIGH
Enriched At2026-05-24
SHA-512 Audit Hash39bb603fb10ce6f244b70f31306f595cf2dc9160c9969d3ce66de20ae4b54b66486fdb9cf87f076f9f189602bc39f7a031f3e059cda26069ede64137173b7aa2
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