CVE-2025-8260
Performing a manipulation of the argument xajaxargs results in use of weak hash.
Does this matter?
Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own.
Description
A security flaw has been discovered in Vaelsys VaelsysV4 up to 5.1.0/5.4.0. This affects an unknown part of the file /grid/vgrid_server.php of the component Web interface. Performing a manipulation of the argument xajaxargs results in use of weak hash. The attack is possible to be carried out remotely. The complexity of an attack is rather high. It is indicated that the exploitability is difficult. The exploit has been released to the public and may be used for attacks. Upgrading to version 5.1.1 and 5.4.1 is able to mitigate this issue. Upgrading the affected component is recommended.
- CVSS 4.0
- 1.3 LOWCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.26% probability · 17th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-327, CWE-328
- Affected
- vaelsys/vaelsys
- Source
- cna@vuldb.com
EPSS 0.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/waiwai24/0101/blob/main/CVEs/Vaelsys/Unauthorized_Access_Leads_to_Sensitive_Information_Leakage_in_Vaelsys_V4_Platform.mdExploit, Third Party Advisory
- https://vaelsys.github.io/security-advisory/advisories/VSEC_V4_2025_07_0002.html
- https://vuldb.com/submit/616922
- https://vuldb.com/vuln/317848
- https://vuldb.com/vuln/317848/cti
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.