What is CVE-2020-26408?

A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to =13.5 to =13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile

How severe is CVE-2020-26408?

CVE-2020-26408 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2020-26408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-26408?

CVE-2020-26408 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-26408?

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

When was CVE-2020-26408 published?

CVE-2020-26408 was published on 2020-12-11 and last updated on 2026-06-17.

CVE-2020-26408

Q: How severe is CVE-2020-26408?

CVE-2020-26408 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Q: Is CVE-2020-26408 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

Q: What products are affected by CVE-2020-26408?

CVE-2020-26408 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

Q: How do I fix CVE-2020-26408?

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

Q: When was CVE-2020-26408 published?

CVE-2020-26408 was published on 2020-12-11 and last updated on 2026-06-17.

CVE-2020-26408 is a medium-severity vulnerability in Gitlab with a CVSS 3.x base score of 5.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Gitlab
Published: 2020-12-11
Last modified: 2026-06-17

Description

A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile

Frequently asked questions

What is CVE-2020-26408?: A limited information disclosure vulnerability exists in Gitlab CE/EE from >= 12.2 to <13.4.7, >=13.5 to <13.5.5, and >=13.6 to <13.6.2 that allows an attacker to view limited information in user's private profile
How severe is CVE-2020-26408?: CVE-2020-26408 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2020-26408 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-26408?: CVE-2020-26408 primarily affects Gitlab. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-26408?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-26408 published?: CVE-2020-26408 was published on 2020-12-11 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*

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