How severe is CVE-2022-31136?

CVE-2022-31136 has a CVSS 3.x base score of 6.3, 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 low.

Is CVE-2022-31136 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-31136?

CVE-2022-31136 affects Joinbookwyrm Bookwyrm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-31136?

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

When was CVE-2022-31136 published?

CVE-2022-31136 was published on 2022-07-07 and last updated on 2026-06-17.

CVE-2022-31136

CVE-2022-31136 is a medium-severity vulnerability in Joinbookwyrm Bookwyrm with a CVSS 3.x base score of 6.3. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 4.3
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Joinbookwyrm Bookwyrm
Published: 2022-07-07
Last modified: 2026-06-17

Description

Bookwyrm is an open source social reading and reviewing program. Versions of Bookwyrm prior to 0.4.1 did not properly sanitize html being rendered to users. Unprivileged users are able to inject scripts into user profiles, book descriptions, and statuses. These vulnerabilities may be exploited as cross site scripting attacks on users viewing these fields. Users are advised to upgrade to version 0.4.1. There are no known workarounds for this issue.

Frequently asked questions

What is CVE-2022-31136?: Bookwyrm is an open source social reading and reviewing program. Versions of Bookwyrm prior to 0.4.1 did not properly sanitize html being rendered to users. Unprivileged users are able to inject scripts into user profiles, book descriptions, and statuses. These vulnerabilities may be exploited as cross site scripting attacks on users viewing these fields. Users are advised to upgrade to version 0.4.1. There are no known workarounds for this issue.
How severe is CVE-2022-31136?: CVE-2022-31136 has a CVSS 3.x base score of 6.3, 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 low.
Is CVE-2022-31136 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-31136?: CVE-2022-31136 affects Joinbookwyrm Bookwyrm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-31136?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-31136 published?: CVE-2022-31136 was published on 2022-07-07 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:joinbookwyrm:bookwyrm:*:*:*:*:*:*:*:*

More vulnerabilities in Joinbookwyrm Bookwyrm

CVE-2022-2651 — Critical (CVSS 9.8): Authentication Bypass by Primary Weakness in GitHub repository bookwyrm-social/bookwyrm prior to 0.4.5.
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CVE-2022-35953 — High (CVSS 7.1): BookWyrm is a social network for tracking your reading, talking about books, writing reviews, and discovering what to…
CVE-2022-35925 — Medium (CVSS 5.3): BookWyrm is a social network for tracking reading. Versions prior to 0.4.5 were found to lack rate limiting on…

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