How severe is CVE-2021-20402?

CVE-2021-20402 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-20402 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-20402?

CVE-2021-20402 primarily affects Ibm Security Verify Information Queue. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-20402?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-20402 published?

CVE-2021-20402 was published on 2021-02-11 and last updated on 2026-06-17.

CVE-2021-20402

CVE-2021-20402 is a low-severity vulnerability in Ibm Security Verify Information Queue with a CVSS 3.x base score of 2.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-209.

Key facts

Severity: Low (CVSS 3.x base score 2.7)
CVSS v2: 4.0
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-209
Affected product: Ibm Security Verify Information Queue
Published: 2021-02-11
Last modified: 2026-06-17

Description

IBM Security Verify Information Queue 1.0.6 and 1.0.7 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196076.

Frequently asked questions

What is CVE-2021-20402?: IBM Security Verify Information Queue 1.0.6 and 1.0.7 could allow a remote attacker to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system. IBM X-Force ID: 196076.
How severe is CVE-2021-20402?: CVE-2021-20402 has a CVSS 3.x base score of 2.7, rated low severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-20402 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-20402?: CVE-2021-20402 primarily affects Ibm Security Verify Information Queue. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-20402?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-20402 published?: CVE-2021-20402 was published on 2021-02-11 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:ibm:security_verify_information_queue:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:ibm:security_verify_information_queue:1.0.7:*:*:*:*:*:*:*

More vulnerabilities in Ibm Security Verify Information Queue

CVE-2022-35286 — High (CVSS 8.8): IBM Security Verify Information Queue 10.0.2 is vulnerable to cross-site request forgery which could allow an attacker…
CVE-2022-35285 — High (CVSS 8.8): IBM Security Verify Information Queue 10.0.2 is vulnerable to cross-site request forgery which could allow an attacker…
CVE-2021-20403 — High (CVSS 8.8): IBM Security Verify Information Queue 1.0.6 and 1.0.7 is vulnerable to cross-site request forgery which could allow an…
CVE-2021-20411 — High (CVSS 8.1): IBM Security Verify Information Queue 1.0.6 and 1.0.7 could allow a user to impersonate another user on the system due…
CVE-2022-35287 — High (CVSS 7.5): IBM Security Verify Information Queue 10.0.2 contains hard-coded credentials, such as a password or cryptographic key,…
CVE-2022-35284 — High (CVSS 7.5): IBM Security Verify Information Queue 10.0.2 could disclose sensitive information due to a missing or insecure SameSite…

All CVEs affecting Ibm Security Verify Information Queue →

Other CWE-209 (Generation of Error Message Containing Sensitive Information) vulnerabilities

CVE-2025-62168 — Critical (CVSS 10.0): Squid is a caching proxy for the Web. In Squid versions prior to 7.2, a failure to redact HTTP authentication…
CVE-2025-68110 — Critical (CVSS 9.9): ChurchCRM is an open-source church management system. Versions prior to 6.5.3 may disclose database information in an…
CVE-2025-46658 — Critical (CVSS 9.8): An issue was discovered in ExonautWeb in 4C Strategies Exonaut 21.6. There are verbose error messages.
CVE-2024-28285 — Critical (CVSS 9.8): A Fault Injection vulnerability in the SymmetricDecrypt function in cryptopp/elgamal.h of Cryptopp Crypto++ 8.9, allows…
CVE-2023-40767 — Critical (CVSS 9.8): User enumeration is found in in PHPJabbers Make an Offer Widget v1.0. This issue occurs during password recovery, where…
CVE-2023-40766 — Critical (CVSS 9.8): User enumeration is found in in PHPJabbers Ticket Support Script v3.2. This issue occurs during password recovery,…

Browse all CWE-209 (Generation of Error Message Containing Sensitive Information) vulnerabilities →