Medium severity · published Sep 11, 2025
CVE-2025-48040
Malicious Key Exchange Messages may Lead to Excessive Resource Consumption
6.9
CVSS
0.5%
EPSS
No
On KEV
Description
Uncontrolled Resource Consumption vulnerability in Erlang OTP ssh (ssh_sftp modules) allows Excessive Allocation, Flooding. This vulnerability is associated with program files lib/ssh/src/ssh_sftpd.erl.
This issue affects OTP from OTP 17.0 before OTP 28.0.3, OTP 27.3.4.3 and OTP 26.2.5.15, corresponding to ssh from 3.0.1 before 5.3.3, 5.2.11.3 and 5.1.4.12.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OT
OTP · Erlang
3.0.1; 17.0; 07b8f441ca711f9812fad9e9115bab3c3aa92f79 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-48040
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-48040
cna.erlef.org
https://cna.erlef.org/cves/CVE-2025-48040.html
github.com
https://github.com/erlang/otp/commit/548f1295d86d0803da884db8685cc16d461d0d5a
github.com
https://github.com/erlang/otp/commit/7cd7abb7e19e16b027eaee6a54e1f6fbbe21181a
github.com
https://github.com/erlang/otp/pull/10162
github.com
https://github.com/erlang/otp/security/advisories/GHSA-h7rg-6rjg-4cph
osv.dev
https://osv.dev/vulnerability/EEF-CVE-2025-48040
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