What is CVE-2021-40649?

CVE-2021-40649 is a medium-severity vulnerability in Softwareag Connx, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 6.5/10. Published 2022-06-14.

How severe is CVE-2021-40649?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Is CVE-2021-40649 known to be exploited?

8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Softwareag Connx

CVE-2021-40649

In Connx Version 6.2.0.1269 (20210623), a cookie can be issued by the application and not have the HttpOnly flag set.

Published 2022-06-14 · last modified 2026-07-09.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Softwareag Connx — versions 6.2.0.1269

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

Public proof-of-concept exploits

References

af854a3a-2127-422b-91ae-364da2661108 (Product)
github.com/l00neyhacker/CVE-2021-40649 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2021-40649?: CVE-2021-40649 is a medium-severity vulnerability in Softwareag Connx, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 6.5/10. Published 2022-06-14.
How severe is CVE-2021-40649?: Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2021-40649 known to be exploited?: 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.