ACPs-community: Improper Authentication
CVE-2026-127278 is a high-severity improper authentication vulnerability in ACPs-community from AIP-PUB, with a CVSS 3.1 base score of 7.3 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. Affected ACPs-community versions: 2.0; 2.1; 2.2.0. The record does not name a fixed version, so check the vendor advisory. There is no confirmed exploitation so far. EPSS estimates a 0.4% chance of exploitation within 30 days, which is low compared with other CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of ACPs-community you run against the affected versions below, and install the vendor's latest release.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| AIP-PUB | ACPs-community | 2.0; 2.1; 2.2.0 | Not stated |
Version data comes from the organisation that assigned the CVE. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- LowSome restricted data can be read.
- Integrity
- LowLimited modification of data is possible.
- Availability
- LowPerformance or availability is reduced.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L. Scored by CNA (vuldb.com).
| Scoring system | Score | Severity | Scored by |
|---|---|---|---|
| CVSS 4.0 | 5.5 | Medium | CNA (vuldb.com) |
| CVSS 3.1 | 7.3 | High | CNA (vuldb.com) |
| CVSS 2.0 | 7.5 | High | CNA (vuldb.com) |
Official description
A weakness has been identified in AIP-PUB ACPs-community up to 2.2.0. The impacted element is the function send_verification_code of the file registry-server/app/account/service_auth.py of the component verify-code Endpoint. Executing a manipulation of the argument phone can lead to improper authentication. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks. The reported GitHub issue was closed with the reason "completed". However, it was not possible to determine the PR or commit which could have fixed this issue.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Improper Authentication
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
How developers prevent this class of flaw
- Use an authentication framework or library such as the OWASP ESAPI Authentication feature.
Timeline
- CVE record published.
References
Other references
Other vulnerabilities in ACPs-community
- 7.3 High severity
Recent Improper Authentication vulnerabilities
- 8.1 High severity
- 8.3 High severity
- 7.5 High severity
- 8.1 High severity
- 8.7 High severity
- 7.5 High severity
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