CVE-2026-44167
phpseclib is a PHP secure communications library. Prior to 1.0.29, 2.0.54, and 3.0.52, anyone loading untrusted ASN1 files (eg. X509 certificates, RSA PKCS8 private or public keys, etc). This is a ...
Affects 0 products across 1 vendor.
Software does not properly limit resource usage, allowing an attacker to exhaust CPU, memory, disk, or bandwidth.
Mapping is CWE-to-CAPEC per MITRE CAPEC 3.9.
A vulnerability in phpseclib prior to versions 1.0.29, 2.0.54, and 3.0.52 allows attackers to bypass a previous security fix (CVE-2024-27355) by loading untrusted ASN1 files, potentially leading to unauthorized access or other security issues.
BSID: BS-2026-GLOBAL-153365-H • Model: /workspace/models/qwen2.5-coder-32b-instruct-bf16 • Confidence: HIGH
Is this CVE in your environment?
BreachSpider monitors your ICS/OT environment for vulnerabilities like this one. No agents or network access required. Free to start.
Check My Environment →What is CVE-2026-44167?
What is the CVSS score for CVE-2026-44167?
Is CVE-2026-44167 actively exploited?
How do I remediate CVE-2026-44167?
What systems are affected by CVE-2026-44167?
| CVE ID | CVE-2026-44167 |
|---|---|
| BSID | BS-2026-GLOBAL-153365-H BreachSpider Global ID |
| CVSS Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Published | 2026-05-12 |
| Last Modified | 2026-05-13 |
| ICS Relevance | 15% |
| Weakness (CWE) | |
| Source | NVD |
phpseclib is a PHP secure communications library. Prior to 1.0.29, 2.0.54, and 3.0.52, anyone loading untrusted ASN1 files (eg. X509 certificates, RSA PKCS8 private or public keys, etc). This is a bypass of CVE-2024-27355. This vulnerability is fixed in 1.0.29, 2.0.54, and 3.0.52.
Source: NIST NVD / MITRE CVE Database
The attack vector involves an attacker providing malicious ASN1 files, such as X509 certificates or RSA PKCS8 keys, to a system using an affected version of phpseclib. This can lead to a bypass of security checks and potential exploitation of the system.
Exploitation Likelihood: MEDIUM
| Vendor | Product | Affected Versions |
|---|---|---|
| Phpseclib | — | — |
No official vendor advisory link on record. See the CVE record →
| CISA known-exploited | Not in KEV catalog |
|---|---|
| Public Exploit | Not confirmed |
| PoC Code | Not confirmed |
AI Enrichment Record — provenance & audit hash
| Model | /workspace/models/qwen2.5-coder-32b-instruct-bf16 |
|---|---|
| Confidence | HIGH |
| Enriched At | 2026-05-24 |
| SHA-512 Audit Hash | ef11aaeda720d82cccbce730f3d2f13513c97e05bac0bb993aeb672dfce5a241ff4f52ec942da435438650317738f7c360315f8a03779406cd000ac2f3c767e9 |
ICS/OT Vulnerability Intelligence for Your Environment
BreachSpider tracks 384,000+ CVEs and matches them to your ICS/OT assets by exact version, with AI analysis, NERC CIP mapping, and vendor PSIRT contacts.
Create a free account →