CVE-2025-34109
Panda Security PSEvents.exe Insecure DLL Loading Privilege Escalation
- Published
- Updated
- Reserved
- Assigned by
- VulnCheck
Description
PSEvents.exe in multiple Panda Security products runs hourly with SYSTEM privileges and loads DLL files from a user-writable directory without proper validation. An attacker with low-privileged access who can write DLL files to the monitored directory can achieve arbitrary code execution with SYSTEM privileges. Affected products include Panda Global Protection 2016, Panda Antivirus Pro 2016, Panda Small Business Protection, and Panda Internet Security 2016 (all versions up to 16.1.2).
Public exploit
2 references of the record are tagged as an exploit or proof of concept: anyone can try it against an unpatched system.
Timeline
ID reserved
By VulnCheck
- 3 months later
· 3 months later
Published
- 10 months later
· 10 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulnCheckCNA (assigner) | 4.0 | High8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| NVDNVD · Deferred | 4.0 | High8.5 | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.40% · top 66% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.5.
Weakness
Affected products
Panda Security · Panda Global Protection 2016
- affected ≤ 16.1.2
Panda Security · Panda Antivirus Pro 2016
- affected ≤ 16.1.2
Panda Security · Panda Small Business Protection
- affected ≤ 16.1.2
Panda Security · Panda Internet Security 2016
- affected ≤ 16.1.2
References (5)
- https://web.archive.org/web/20160704105329/http://www.pandasecurity.com/uk/support/card?id=100053 (opens in a new tab)vendor-advisorypatch
- https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/windows/local/panda_psevents.rb (opens in a new tab)exploit
- https://www.exploit-db.com/exploits/40020 (opens in a new tab)exploit
- https://web.archive.org/web/20170415211828/http://www.security-assessment.com/files/documents/advisory/Panda%20Security%20-%20Privilege%20Escalation.pdf (opens in a new tab)third-party-advisorytechnical-description
- https://www.vulncheck.com/advisories/panda-security-psevents-insecure-dll-loading-privilege-escalation (opens in a new tab)third-party-advisory
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2025-34109)Record last updated .