How severe is CVE-2008-2991?

CVE-2008-2991 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2008-2991 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-2991?

CVE-2008-2991 primarily affects Adobe Robohelp Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-2991?

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

When was CVE-2008-2991 published?

CVE-2008-2991 was published on 2008-07-09 and last updated on 2026-06-16.

CVE-2008-2991

CVE-2008-2991 is a medium-severity vulnerability in Adobe Robohelp Server with a CVSS 3.x base score of 6.1. Its EPSS exploit-prediction score of 16% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 16% (96th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Adobe Robohelp Server
Published: 2008-07-09
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in Adobe RoboHelp Server 6 and 7 allows remote attackers to inject arbitrary web script or HTML via vectors related to the Help Errors log.

Frequently asked questions

What is CVE-2008-2991?: Cross-site scripting (XSS) vulnerability in Adobe RoboHelp Server 6 and 7 allows remote attackers to inject arbitrary web script or HTML via vectors related to the Help Errors log.
How severe is CVE-2008-2991?: CVE-2008-2991 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2008-2991 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 16% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-2991?: CVE-2008-2991 primarily affects Adobe Robohelp Server. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-2991?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2008-2991 published?: CVE-2008-2991 was published on 2008-07-09 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:adobe:robohelp_server:6:*:*:*:*:*:*:*
cpe:2.3:a:adobe:robohelp_server:7:*:*:*:*:*:*:*

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